There are approximately 720 blue balls, 1080 red balls, 360 green balls, 540 orange balls, and 900 yellow balls in the bin.
How many of each color do you predict are in the bin?To predict how many of each color are in the bin, we can assume that the ratio of each color in the bin is the same as the ratio in the sample of 20 balls.
First, we calculate the total number of each color in the sample:
Blue: 4 balls
Red: 6 balls
Green: 2 balls
Orange: 3 balls
Yellow: 5 balls
Next, we calculate the total number of balls in the sample:
4 + 6 + 2 + 3 + 5 = 20
Now, we can set up proportions to estimate the number of each color in the bin:
Blue: (4/20) * 3600 = 720
Red: (6/20) * 3600 = 1080
Green: (2/20) * 3600 = 360
Orange: (3/20) * 3600 = 540
Yellow: (5/20) * 3600 = 900
Therefore, we predict that there are approximately 720 blue balls in the bin.
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1. Add the following three vectors to find the resultant vector, XR:
X1 (-2,0)m, X2= (0,-5,)m, x3 = (3,0)m
We must add the relevant components of each of the three vectors, X1, X2, and X3, in order to resultant vector the final vector XR, which has the components (1, -5)m.
How can a resultant vector be located?R = A + B. Equation 2 To create the resultant vector, opposing vectors are subtracted from one another. R is the resulting vector in this case, and the column B is directed in the opposite direction to a vector A.
We must add the relevant components of each of the three vectors, X1, X2, and X3, in order to resultant vector the final vector XR, which has the components (1, -5)m.
To find the resultant vector, we need to add the corresponding components of the three given vectors. So, we have:
XR = X1 + X2 + X3
XR = (-2,0) m + (0,-5) m + (3,0) m
XR = (-2+0+3, 0+(-5)+0) m
XR = (1, -5) m
Therefore, the resultant vector XR is (1, -5) meters.
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Complete question -
Add the following three vectors to find the resultant vector, XR:
X1 = (-2,0)m, X2= (0,-5,)m, x3 = (3,0)m
Emanuel eats three eggs each day for breakfast during the month of November. How many eggs in total does he eat in November?
Answer:
90
Step-by-step explanation:
There are 30 days in November, so 3 x 30 = 90.
PLEASE HELP ME!!! THANK YOU
The interval notation for the solution set is (-∞, -4] and the number line is on the image at the end.
How to find the solution set of the ienquality?Here we want to find the solution set of the inequality below:
x ≤ -4
First let's do the interval notation. This will be the set that contains all the numbers from negative infinity to -4 (with -4 included, so we need to have a closed set at that end)
This is written as:
(-∞, -4]
The use of the symbols [ ] means that the element belongs to the set.
Now to the number line, we will have a closed circle at x = -4 (because it is a solution) and a line that goes to the left of it. You can see an example in the graph at the end.
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Suppose we want to choose 6 objects without replacement from 14 distinct objects
If we want to choose 6 objects out of 14 objects and the order does not matter, then the number of ways we can do this is 3003.
How to calculate the number of ways the objects can be selected?The number of ways you can select or organize objects is defined by formulas of permutation and combination. Choosing one or the other depends on whether the order matters (permutation) or not (combination). In this case, as the order does not matter, the general formula is:
C = n! / r! (n-r)!
In this formula, n is the total of items and r is the total I need to select. Let's then solve it:
C= 14! / 6! (14! - 6!)
C = 14! / 6! 8!
C= 14 x 13 x 12 x 11 x 10 x 9 / 6 x 5 x 4 x 3 x 2
C= 7 x 13 x 11 x 3
C= 3003
Note: This question is incomplete; here is the missing section;
How many ways can this be done, if the order of the choices does not matter?
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Kara and Michael both spent 1 hour and 20 minutes doing their homework. Kara spent 1 of the time on her math homework. Michael spent ! of the time on his math homework. Write a sentence comparing the amount of time that Kara and Michael spent on math homework. Explain how you know.
I will give 40 points to who answer nicely
Answer:
if you have to compare then 1/2=2/4 which means 1/4 is half of 1/2Write down the power set of {9,11}
Answer:
(9), (11), ( ) and (9,11) is your correct answer.
What is the least number of plums that can be shared equally among 6, 9 or 12 children? (A) 27 (B) 36 (C) 54 (D) 72
The least number of plums that can be shared equally among 6, 9, or 12 children is the smallest common multiple (LCM) of 6, 9, and 12.
Prime factorizing each number, we get:
6 = 2 * 3 9 = 3 * 3 12 = 2 * 2 * 3
Taking the highest power of each prime factor, the LCM is:
LCM = 2 * 2 * 3 * 3 = 36
Therefore, the least number of plums that can be shared equally among 6, 9, and 12 children is 36, which is option (B).
Answer:
Step-by-step explanation: answer is choice B or 36
That would be finding the Lcm of least common multiple of the three numbers. Which is 36
hope it helps!
Standard Deviation. Find the Standard Deviation of the following set of data. You must fill out the table and show the ending calculations in order to get full credit here.
7.2, 8.9, 2.7, 11.6, 5.8, 10.2
A. 51.75
B. 2.93
C. 8.62
D. 7.73
show all steps
Answer:
Option B
Step-by-step explanation:
To find the standard deviation, we need to follow these steps:
1) Find the mean of the data set.
2) Calculate the difference between each data point and the mean.
3) Square each difference.
4) Find the average of the squared differences.
5) Take the square root of the average to get the standard deviation.
First, we find the mean of the data set:
Mean = (7.2 + 8.9 + 2.7 + 11.6 + 5.8 + 10.2) / 6 = 46.4 / 6 = 7.73
Next, we calculate the difference between each data point and the mean:
| 7.2 - 7.73 | = 0.53
| 8.9 - 7.73 | = 1.17
| 2.7 - 7.73 | = 5.03
| 11.6 - 7.73 | = 3.87
| 5.8 - 7.73 | = 1.93
| 10.2 - 7.73 | = 2.47
Then, we square each difference:
0.53^2 = 0.2809
1.17^2 = 1.3689
5.03^2 = 25.3009
3.87^2 = 14.9569
1.93^2 = 3.7249
2.47^2 = 6.1009
Next, we find the average of the squared differences:
(0.2809 + 1.3689 + 25.3009 + 14.9569 + 3.7249 + 6.1009) / 6 = 8.62
Finally, we take the square root of the average to get the standard deviation:
sqrt(8.62) = 2.93
Therefore, the standard deviation of the data set is 2.93, which is option B.
A bag contains 8 counters labeled with the numbers 3, 4, 4, 5, 5, 6, 6, and 6. Select all of the true statements The probability of drawing a 2 is 0. The probability of drawing a 7 is 1. The probability of drawing a number 5 or greater is greater than the probability of drawing a number less than 5. The probability of drawing a 3 or a 6 is 12 . The least likely number to draw is 4.
The true statements are, The probability of drawing a 2 is 0 and The probability of drawing a number 5 or greater is greater than the probability of drawing a number less than 5.
What is probability?Prοbability is a way οf calculating hοw likely sοmething is tο happen. It is difficult tο prοvide a cοmplete predictiοn fοr many events. Using it, we can οnly fοrecast the prοbability, οr likelihοοd, οf an event οccurring. The prοbability might be between 0 and 1, where 0 denοtes an impοssibility and 1 denοtes a certainty.
Here the given , Total number of outcomes = N {3,4,4,5,5,6,6,6} = 8
Now probability = No of Favorable outcome/ Total outcome.
Here Option A , Number of 2 = 0.
Then probability of getting 2 = 0/8 = 0.
Option B, Number of 7 = 0
Then probability of getting 7 =0/8 = 0
Option C , Number of 5's = 2
probability of getting 5 = 2/8 = 1/4
Number of less than 5 = 3
Probability of getting less than 5 = 3/8
Here 1/4 > 3/8 . Then The probability of drawing a number 5 or greater is greater than the probability of drawing a number less than 5.
Option D, Here least number in given is 3 not 5.
Hence the true statements are, The probability of drawing a 2 is 0 and The probability of drawing a number 5 or greater is greater than the probability of drawing a number less than 5.
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what is the circumference of a circle with a diameter of 21 cm?
The circumference of a circle with a diameter of 21 cm is 65. 94cm
How to determine the circumferenceThe equation for the formula that is used to determine the circumference of a circle is expressed as;
C = 2πr
Such that the parameters are enumerated as;
C is the circumference of the circleπ takes the constant value of 3.14 or 22/7r is the radius of the circleAlso, the formula for calculating the radius of a circle is expressed as;
Radius = Diameter/2
Substitute the value
Radius = 21/2 = 10. 5cm
Substitute the value for circumference
Circumference = 2 × 3.14 × 10. 5
Find the value
Circumference = 65. 94cm
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The casino manager anticipates that, during the next week, 25000 bets of the same type ($1 bet on red color) will be placed at all the (American) roulette tables. Assume independence for the corresponding roulette spins, and that the Central Limit Theorem provides an accurate approximation to the distribution of the casino’s total profit from the 25000 bets. What is the probability that the casino’s total profit will exceed $1000?
The probability that the casino's total profit will exceed $1000 is very close to zero.
What is the probability that the casino’s total profit will exceed $1000?The probability of winning a bet on red in American roulette is 18/38, and the probability of losing is 20/38.
Therefore, the expected profit for the casino on each bet is:
E(profit per bet) = (18/38) x ($1) + (20/38) x (-$1) = -$0.0526
The variance of the profit per bet can be calculated as follows:
Var(profit per bet) = (18/38) x ($1 - (-$0.0526))^2 + (20/38) x (-$1 - (-$0.0526))^2 = $0.921
The standard deviation of the profit per bet is the square root of the variance, which is approximately $0.960.
The expected profit for the casino from 25000 bets is:
E(total profit) = 25000 x (-$0.0526) = -$1315
The standard deviation of the total profit is the square root of the variance multiplied by the number of bets, which is approximately $305.46.
To find the probability that the casino's total profit will exceed $1000, we can standardize the distribution of the total profit as follows:
z = (1000 - (-$1315)) / $305.46 = 9.48
Using a standard normal table or calculator, we can find that the probability of a standard normal variable exceeding 9.48 is essentially zero.
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What is the value of x in the figure?
Enter your answer in the box.
the graph of y=f(x) is shown below find all values of x where f(x)=1
the values of x where f(x) = 1 for the function y = x^2 - 2x + 1 are x = 0 and x = 2.
general steps to find all values of x where f(x) = 1 for a given function y = f(x):
1. Set f(x) equal to 1: f(x) = 1.
2. Solve the equation for x. This may involve algebraic manipulation or using techniques such as factoring, completing the square, or using the quadratic formula, depending on the form of the equation.
3. If the equation has multiple solutions, list them all as the values of x where f(x) = 1. If the equation has no solutions, then there are no values of x for which f(x) = 1.
For example, if the function is y = x^2 - 2x + 1, then setting f(x) = 1 gives:
x^2 - 2x + 1 = 1
Simplifying this equation by subtracting 1 from both sides, we get:
x^2 - 2x = 0
Factoring out x, we get:
x(x - 2) = 0
This equation is satisfied when either x = 0 or x = 2. Therefore, the values of x where f(x) = 1 for the function y = x^2 - 2x + 1 are x = 0 and x = 2.
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The cheek for a large fitting is to be laid out in three sections. This will involve two 1-in. (25.4-mm) standing seams. The full allowance for each seam will be N-m.
A. 1% in. (27.0 mm).
B. 2 in. (50.8 mm).
C. 24 in. (57.2 mm).
D. 3 in (76.2 mm).
marking as brainlist please help!!
Answer:
x=7 and 1/6
Step-by-step explanation:
LOOK AT THE PICTURE! Because the transversal (line that goes through A and B) is straight, then:
(Angle C)+(20x+10)=180 deg
Angle C=(180 deg)-20x+10 deg
Angle C=170-20x
We know that 4x+2 is equal to angle C (marked in the picture) because of alternate interior angles are congruent theorem. So:
170-20x=4x+2
172=24x
x=7 and 1/6
A ballet class has 40 dancers. If I collect all of the dancer's heights, is it a census or sample?
Answer:
Census
Step-by-step explanation:
It's a census because it provides meaningful information to the person who is collecting it. The meaningful information being the height
Answer:
Census
Step-by-step explanation:
The other guy already said it.
Height (m)
1000
800
600-
400
200
0
3
4
h=f(t)
6
Time (min)
8 9 10
(a) State the vertical intercept and clearly explain what this means, in the context of this
The vertical intercept in this context refers to the height at which the object is positioned when time is equal to zero.
Based on the information,, we can see that the vertical intercept is at a height of 1000 meters.
What is the intercept about?In terms of the context, this means that at the beginning of the experiment or measurement, the object was positioned at a height of 1000 meters above the ground.
This could represent the initial position of an object that is being dropped or launched from a certain height, or the starting altitude of an aircraft or spacecraft.
In this case, the vertical intercept in this context refers to the height at which the object is positioned when time is equal to zero.
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Use the confidence interval to find the estimated margin of error. Then find the sample mean.
A biologist reports a confidence interval of (4.1,4.9) when estimating the mean height (in centimeters) of a sample of seedlings.
The estimated margin of error is
Thus, estimated margin of error is 0.4. Sample mean height of seedlings is 4.5 cm.
Explain about the margin of error?The degree of error in survey findings from random sampling is known as the margin of error in statistics. A wider margin of error for statistics denotes a reduced possibility of relying on a survey's or poll's findings, meaning that there will be less confidence in the results' ability to accurately reflect a community.
In order to admit that sample findings will vary between sample to sample and may differ from the actual population situation, you must add a margin of error to your statistical results.
Given data:
confidence interval of (4.1,4.9)
upper limit k = 4.9.
Lower limit r = 4.1.
So,
margin of error E = (k - r)/2
E = (4.9 - 4.1)/2
E = 0.4
Thus, estimated margin of error is 0.4.
Sample mean height of seedlings:
x = k - E
x = 4.9 - 0.4
x = 4.5
Thus, Sample mean height of seedlings is 4.5 cm.
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I need help on this one too
Supplementary angles are a pair of angles that add up to 180 degrees. In other words, if you have two angles that are supplementary, the sum of their measures is 180 degrees.
What are supplementary angles?Supplementary angles can be adjacent or non-adjacent. Adjacent supplementary angles are two angles that share a common vertex and side, but whose non-shared sides form a straight line. Non-adjacent supplementary angles are two angles that are not next to each other, but whose sum is equal to 180 degrees.
Given that x + y = 180
If y = 56 degrees
x = 180 - 56
x = 124
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HELP ASAAAP
This scatter plot shows the recommended number of hours of sleep for people and their ages.
The equation represents the linear model for this data.
y=−0.25x+13
According to the model, what is the recommended amount of sleep for a 25-year-old person?
According to the model, the recommended amount of sleep for a 25-year-old person is equal to 6.75 hours of sleep.
What is a line of best fit?In Mathematics and Statistics, a line of best fit is also referred to as a trend line and it can be defined as a statistical or analytical tool that is typically used by researchers and mathematicians in conjunction with a scatter plot, in order to determine whether or not there is any form of association and correlation between a data set.
Based on the scatter plot, we can logically deduce that a linear equation which represents the line of best fit include the following:
y = -0.25x + 13
For a 25 years old person, the recommended hours of sleep can be calculated as follows;
y = -0.25x + 13
y = -0.25(25) + 13
y = -6.25 + 13
y = 6.75 hours of sleep.
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The contents of a tin choclates weigh 6500 grams. The choclates are divided up into packets of 250 grams. How many packets are there?
What are the coordinates of the point on
the directed line segment from (1, 2) to
(8,9) that partitions the segment into a
ratio of 6 to 1?
Answer:
Step-by-step explanation:
=√((x2 – x1)² + (y2 – y1)²)
=√((8 – 1)² + (9 – 2)²)
=√((7)² + (7)²)
=√(49 + 49)
=√(2 • 49)
=7√2
Divide the line segment into 7 parts equally:
=(7√2)/7
=1√2
Multiply to 6 and 1 to get 6:1 ratio:
= 6(1√2)
= 6√2
Final Answer: 6√2 and √2.
What describes the movement of a figure that is translated according to the rule below?
x,y→(x+4, y-6).
4 units tο the right and 6 units dοwn, withοut changing its size οr οrientatiοn describes the mοvement οf a figure that is translated accοrding tο the rule belοw.
What is mοvement οf a figure?In geοmetry, a mοtiοn is an isοmetry οf a metric space. Fοr instance, a plane equipped with the Euclidean distance metric is a metric space in which a mapping assοciating cοngruent figures is a mοtiοn.
The rule [tex]$\rm (x,y) \to (x+4,y-6)$[/tex] defines a translatiοn οf a figure in the plane. Specifically, each pοint in the οriginal figure is mοved 4 units tο the right and 6 units dοwn tο οbtain the cοrrespοnding pοint in the translated figure.
Fοr example, cοnsider the pοint (2, 3) in the οriginal figure. Applying the translatiοn rule, we οbtain (2+4 ,3-6) = (6,-3) as the cοrrespοnding pοint in the translated figure.
Similarly, any οther pοint (6, 4) in the οriginal figure is translated tο the pοint (6+4 ,4-6) = (10,-2) in the translated figure.
Geοmetrically, we can think οf the translatiοn as sliding the entire figure 4 units tο the right and 6 units dοwn, withοut changing its size οr οrientatiοn.
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A taxi ride costs $1.25 plus 50 cents for each mile, and 30 cents for each minute for waiting time. How much does a 6 mile ride costs if 2.5 minutes are spent eating at stoplights?
Answer: $5.00
Step-by-step explanation:
The cost of a 6-mile ride is made up of three components: a base fare of $1.25, a distance charge of 50 cents per mile, and a waiting charge of 30 cents per minute for the time spent eating at stoplights.
The distance charge for a 6-mile ride is:
6 miles x $0.50/mile = $3.00
The waiting charge for 2.5 minutes at 30 cents per minute is:
2.5 minutes x $0.30/minute = $0.75
So the total cost of the ride is:
$1.25 (base fare) + $3.00 (distance charge) + $0.75 (waiting charge) = $5.00
Therefore, a 6-mile taxi ride with 2.5 minutes of waiting time at stoplights costs $5.00.
What is the probability of rolling an even number and spinning "A," given the sample space below?
1 2 3 4 5 6
A A1 A2 A3 A4 A5 A6
A A1 A2 A3 A4 A5 A6
B B1 B2 B3 B4 B5 B6
B B1 B2 B3 B4 B5 B6
1/6
1/2
1/4
1/12
Step-by-step explanation:
even number=6
A=12
:.6/12
=1/2
Are the terms 2x and -5x like or unlike terms?
Answer:
The terms 2x and -5x are like terms.
Step-by-step explanation:
Like terms are terms that have the same variable(s) raised to the same power(s). In this case, both 2x and -5x have the same variable "x" raised to the same power "1". The only difference between them is the coefficient, which is 2 for 2x and -5 for -5x. However, the coefficients do not affect whether two terms are like or unlike terms.
So, because 2x and -5x have the same variable raised to the same power, they are like terms.
$195,000 25/7 balloon 7.2% annual rate Monthly Payment: $1,403.20 Balloon Payment: $170,644.33 What is the total cost of this balloon mortgage? (4 points) $179,287.28 $420,960.00 $288,513.13 $172,047.53
The total cost of this balloon mortgage is $288,513.13.
What is a mortgage?
When you and a lender enter into a mortgage, the lender is granted the power to seize your property if you are unable to pay back the loan amount plus interest. To purchase a property or borrow money against the value of a home you currently own, you can use a mortgage loan.
Here, we have
Given: $195,000 25/7 balloon 7.2% annual rate Monthly Payment: $1,403.20 Balloon Payment: $170,644.33
We have to find the total cost of this balloon mortgage.
Monthly payment = 1403.20 which happens for 7 years (7*12 Months)
The total monthly payment for 7 years = 1403.20*7*12 = 117,868.80
Ballon payment =170,644.33 (Given)
Total cost of the balloon payment = 117,868.80 + 170,644.33 = 288,513.13
Hence, the total cost of this balloon mortgage is $288,513.13.
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Bi
2.When that square is cut by a diagonal, two isosceles triangles
2. Suppose the side of the original square Is 10 cm. Find
are formed. The area of one of the resulting triangles is A =
1
2
the area of one of the triangles.
The area of a square is represented by the formula A =
O 12.5cm
RASVATITANTAR
O 50 cm
CPP9P51.00
فريد
O 25 cm
O 100 cm
SURTNEY
DELL
S
Submit Answer
9:23 AM
3/31/2023
the area of one of the isosceles triangles formed by cutting the square by a diagonal is 25√(7) square cm.
Find the area of triangle?
To find the area of one of the isosceles triangles formed by cutting the square by a diagonal, we can use the fact that the area of a triangle is given by the formula:
A = (1/2)bh
where A is the area of the triangle, b is the base, and h is the height.
In this case, the base of the isosceles triangle is one of the sides of the original square, which is 10 cm. The height can be found by using the Pythagorean theorem, since the diagonal of the square and the height of the isosceles triangle form a right triangle:
d² = h² + (10/2)²
where d is the length of the diagonal, which can be found using the Pythagorean theorem:
d² = 10² + 10² = 200
d = √(200) = 10√(2)
Substituting this value for d in the first equation, we get:
(10√(2))² = h²+ (10/2)²
200 = h² + 25
h²= 175
h = √(175) = 5√(7)
Now we can use the formula for the area of a triangle to find the area of one of the isosceles triangles:
A = (1/2)(10)(5√(7))
A = 25√(7) square cm
Therefore, the area of one of the isosceles triangles formed by cutting the square by a diagonal is 25√(7) square cm.
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The sales force at a certain company successfully closed 92 out of 200 sales calls. What was their percent success rate?
if we take 200(origin amount) as the 100%, what's 92 off of it in percentage?
[tex]\begin{array}{ccll} Amount&\%\\ \cline{1-2} 200 & 100\\ 92& x \end{array} \implies \cfrac{200}{92}~~=~~\cfrac{100}{x} \\\\\\ \cfrac{ 50 }{ 23 } ~~=~~ \cfrac{ 100 }{ x }\implies 50x=2300\implies x=\cfrac{2300}{50}\implies x=46[/tex]
What is your yearly median income if you are a male with an associate’s degree?
(Other question has been asked.)
The male with an associate degree has a yearly median income of $36,432.
What is median income?The median income means an income amount that divides a population into two equal groups, half having an income above that amount, and half having an income below that amount
The weekly income of a male with an associate degree is $759. We have 4 weeks in a month, and 12 months in a year. So, the yearly median income is:
= 4 *12 * $759
= $36,432
Therefore, the male with an associate degree has a yearly median income of $36,432.
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