Question 1

Use the following information to answer the Questions:
Below is a list of the number of dogs owned by families in a particular neighborhood.
0, 0, 2, 1, 0, 1, 0, 4, 0, 1
-What is the first quartile for these data?

Accepted Answer

A)  0 
B)  0.5 
C)  1 
D)  1.5

Question 2

Use the following information to answer the following Questions: 
Below are the ages of 15 students in a college class.
27, 50, 33, 25, 86, 25, 85, 31, 37, 44, 20, 36, 59, 34, 28
-What is the standard deviation of the ages?

Accepted Answer

A)  26.4 
B)  20.6 
C)  19.9 
D)  4.5

Question 3

Refer to this stemplot to answer the following questions: $ \begin{array}{ll}0 & 1234 \ 1 & 03 \ 2 & 14669 \ 3 & \ 4 & 2789\end{array} $ -What is the difference Q₃− Q₁ for this data set?

Accepted Answer

The answer of Refer to this stemplot to answer the...

Question 4

Below are the lengths (in minutes) of phone calls made to a business on one day. Find the five-number summary for these data. $$14,6,12,19,2,35,5,4,3,7,5,8$$

Accepted Answer

A)  5, 8, 14, 15.5, 20 
B)  2, 4, 7, 14, 35 
C)  2, 4, 6, 12, 19 
D)  2, 4.5, 6.5, 13, 35

Question 5

The scores of students on a standardized test form a normal distribution with a mean of 300 and a standard deviation of 40. Two thousand students took the test. Find the number of students who score above 380.

Accepted Answer

The answer of The scores of students on a standardized...

Question 6

Use the following information to answer the Questions: 
Below are the numbers of errors made by a typist on various pages of typing.
14, 6, 12, 19, 2, 35, 5, 4, 3, 7, 5, 8
-Find the first quartile for the number of errors.

Accepted Answer

A)  5 
B)  13 
C)  15.5 
D)  4.5

Question 7

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions:

-How many patients waited between 20 and 29 minutes?

Accepted Answer

A)  2 
B)  3 
C)  6 
D)  8

Question 8

Use the following information to answer the Questions:
Below are the numbers of pages in each of seven chapters of a textbook.
14, 14, 20, 38, 47, 48, 57
-What is the mean number of pages?

Accepted Answer

A)  34 
B)  38 
C)  37.33 
D)  42.5

Question 9

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions:

-Based on the histogram, which statement is true?

Accepted Answer

A)  The histogram is roughly symmetric. 
B)  The class from 50 to 59 minutes represents 10 outliers. 
C)  There is a gap in the histogram. 
D)  The histogram is skewed to the right.

Question 10

The data below represent the numbers of auto accidents at a certain intersection each month for a year. Find the range of the data. 
0, 1, 3, 4, 5, 2, 2, 6, 7, 2, 0, 1

Accepted Answer

The answer of The data below represent the numbers of...

Question 11

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions:

-Based on the histogram, which statement must be true?

Accepted Answer

A)  There are no gaps in the histogram. 
B)  Eight patients waited exactly 35 minutes. 
C)  Two patients were seen immediately on arrival at the clinic. 
D)  More patients waited longer than one half-hour than waited less than one half-hour.

Question 12

The length of students' college careers at Anytown University is known to be normally distributed, with a mean length of 5.5 years and a standard deviation of 1.75 years. What is the lower quartile for the length of students' careers at Anytown University?

Accepted Answer

A)  4.83 years 
B)  3.75 years 
C)  4.33 years 
D)  2.75 years

Question 13

The shelf life of a battery produced by one major company is known to be normally distributed, with a mean life of 3.5 years and a standard deviation of 0.75 years. What is the upper quartile of battery shelf life?

Accepted Answer

A)  4.00 years 
B)  4.25 years 
C)  4.17 years 
D)  5.25 years

Question 14

Create a set of five positive numbers that have median 6 and mean 10.

Accepted Answer

The answer of Create a set of five positive numbers...

Question 15

Given the histogram below for a set of data, which statement is true?

Accepted Answer

A)  For the set of data shown, the mean and the median are about equal. 
B)  For the set of data shown, the mean is greater than the median. 
C)  For the set of data shown, the median is greater than the mean. 
D)  For the set of data shown, the relationship between the mean and the median cannot be determined.

Question 16

The weight of potato chip bags filled by a machine at a packaging plant is normally distributed, with a mean of 15.0 ounces and a standard deviation of 0.2 ounces. What is the probability that a randomly chosen bag will weigh less than 14.6 ounces?

Accepted Answer

A)  50% 
B)  5% 
C)  2.5% 
D)  2%

Question 17

Would you expect the mean salary of WNBA basketball players to be larger than the median salary or smaller than the median salary?

Accepted Answer

The answer of Would you expect the mean salary of...

Question 18

Given the set of data below, find the median. $$25,16,50,19,42,37$$

Accepted Answer

A)  34.5 
B)  31 
C)  31.5 
D)  50

Question 19

Given the stemplot below, which description is true? 
$\begin{array} { l | l } 
2 & 9 \
3 & 267 \
4 & 12 \
5 & 0 \
6 & \
7 & 5
\end{array}$

Accepted Answer

A)  There are no outliers on the stemplot. 
B)  The numbers 29 and 75 are outliers on the stemplot. 
C)  The number 75 is the only outlier on the stemplot. 
D)  The number 60 is the only outlier on the stemplot.

Question 20

Given the stemplot below, which description is true? 
$\begin{array} { l | l } 
2 & 9 \
3 & 267 \
4 & 12 \
5 & 0259 \
6 & 258 \
7 & 05
\end{array}$

Accepted Answer

A)  There are no outliers on the stemplot. 
B)  The number 29 is the only outlier on the stemplot. 
C)  The numbers 29 and 75 are the only outliers on the stemplot. 
D)  The number 75 is the only outlier on the stemplot.

Exam 5: Exploring Data: Distributions

Use the following information to answer the Questions: Below is a list of the number of dogs owned by families in a particular neighborhood. 0, 0, 2, 1, 0, 1, 0, 4, 0, 1 -What is the first quartile for these data?

Use the following information to answer the following Questions: Below are the ages of 15 students in a college class. 27, 50, 33, 25, 86, 25, 85, 31, 37, 44, 20, 36, 59, 34, 28 -What is the standard deviation of the ages?

Refer to this stemplot to answer the following questions: $\begin{array}{ll}0 & 1234 \\ 1 & 03 \\ 2 & 14669 \\ 3 & \\ 4 & 2789\end{array}$ -What is the difference Q₃− Q₁ for this data set?

Below are the lengths (in minutes) of phone calls made to a business on one day. Find the five-number summary for these data. $14,6,12,19,2,35,5,4,3,7,5,8$

The scores of students on a standardized test form a normal distribution with a mean of 300 and a standard deviation of 40. Two thousand students took the test. Find the number of students who score above 380.

Use the following information to answer the Questions: Below are the numbers of errors made by a typist on various pages of typing. 14, 6, 12, 19, 2, 35, 5, 4, 3, 7, 5, 8 -Find the first quartile for the number of errors.

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions: -How many patients waited between 20 and 29 minutes?

Use the following information to answer the Questions: Below are the numbers of pages in each of seven chapters of a textbook. 14, 14, 20, 38, 47, 48, 57 -What is the mean number of pages?

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions: -Based on the histogram, which statement is true?

The data below represent the numbers of auto accidents at a certain intersection each month for a year. Find the range of the data. 0, 1, 3, 4, 5, 2, 2, 6, 7, 2, 0, 1

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions: -Based on the histogram, which statement must be true?

The length of students' college careers at Anytown University is known to be normally distributed, with a mean length of 5.5 years and a standard deviation of 1.75 years. What is the lower quartile for the length of students' careers at Anytown University?

The shelf life of a battery produced by one major company is known to be normally distributed, with a mean life of 3.5 years and a standard deviation of 0.75 years. What is the upper quartile of battery shelf life?

Create a set of five positive numbers that have median 6 and mean 10.

Given the histogram below for a set of data, which statement is true?

The weight of potato chip bags filled by a machine at a packaging plant is normally distributed, with a mean of 15.0 ounces and a standard deviation of 0.2 ounces. What is the probability that a randomly chosen bag will weigh less than 14.6 ounces?

Would you expect the mean salary of WNBA basketball players to be larger than the median salary or smaller than the median salary?

Given the set of data below, find the median. $25,16,50,19,42,37$

Given the stemplot below, which description is true? $\begin{array} { l | l } 2 & 9 \\3 & 267 \\4 & 12 \\5 & 0 \\6 & \\7 & 5\end{array}$

Given the stemplot below, which description is true? $\begin{array} { l | l } 2 & 9 \\3 & 267 \\4 & 12 \\5 & 0259 \\6 & 258 \\7 & 05\end{array}$

Exam 5: Exploring Data: Distributions

Use the following information to answer the Questions: Below is a list of the number of dogs owned by families in a particular neighborhood. 0, 0, 2, 1, 0, 1, 0, 4, 0, 1 -What is the first quartile for these data?

Use the following information to answer the following Questions: Below are the ages of 15 students in a college class. 27, 50, 33, 25, 86, 25, 85, 31, 37, 44, 20, 36, 59, 34, 28 -What is the standard deviation of the ages?

Refer to this stemplot to answer the following questions: 01234103214669342789 \begin{array}{ll}0 & 1234 \\ 1 & 03 \\ 2 & 14669 \\ 3 & \\ 4 & 2789\end{array} 01234​123403146692789​ -What is the difference Q3 − Q1 for this data set?

Below are the lengths (in minutes) of phone calls made to a business on one day. Find the five-number summary for these data. 14,6,12,19,2,35,5,4,3,7,5,814,6,12,19,2,35,5,4,3,7,5,814,6,12,19,2,35,5,4,3,7,5,8

The scores of students on a standardized test form a normal distribution with a mean of 300 and a standard deviation of 40. Two thousand students took the test. Find the number of students who score above 380.

Use the following information to answer the Questions: Below are the numbers of errors made by a typist on various pages of typing. 14, 6, 12, 19, 2, 35, 5, 4, 3, 7, 5, 8 -Find the first quartile for the number of errors.

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions: -How many patients waited between 20 and 29 minutes?

Use the following information to answer the Questions: Below are the numbers of pages in each of seven chapters of a textbook. 14, 14, 20, 38, 47, 48, 57 -What is the mean number of pages?

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions: -Based on the histogram, which statement is true?

The data below represent the numbers of auto accidents at a certain intersection each month for a year. Find the range of the data. 0, 1, 3, 4, 5, 2, 2, 6, 7, 2, 0, 1

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions: -Based on the histogram, which statement must be true?

The length of students' college careers at Anytown University is known to be normally distributed, with a mean length of 5.5 years and a standard deviation of 1.75 years. What is the lower quartile for the length of students' careers at Anytown University?

The shelf life of a battery produced by one major company is known to be normally distributed, with a mean life of 3.5 years and a standard deviation of 0.75 years. What is the upper quartile of battery shelf life?

Create a set of five positive numbers that have median 6 and mean 10.

Given the histogram below for a set of data, which statement is true?

The weight of potato chip bags filled by a machine at a packaging plant is normally distributed, with a mean of 15.0 ounces and a standard deviation of 0.2 ounces. What is the probability that a randomly chosen bag will weigh less than 14.6 ounces?

Would you expect the mean salary of WNBA basketball players to be larger than the median salary or smaller than the median salary?

Given the set of data below, find the median. 25,16,50,19,42,3725,16,50,19,42,3725,16,50,19,42,37

Given the stemplot below, which description is true? 29326741250675\begin{array} { l | l } 2 & 9 \\3 & 267 \\4 & 12 \\5 & 0 \\6 & \\7 & 5\end{array}234567​92671205​

Given the stemplot below, which description is true? 293267412502596258705\begin{array} { l | l } 2 & 9 \\3 & 267 \\4 & 12 \\5 & 0259 \\6 & 258 \\7 & 05\end{array}234567​926712025925805​

Refer to this stemplot to answer the following questions: $\begin{array}{ll}0 & 1234 \\ 1 & 03 \\ 2 & 14669 \\ 3 & \\ 4 & 2789\end{array}$ -What is the difference Q₃− Q₁ for this data set?

Below are the lengths (in minutes) of phone calls made to a business on one day. Find the five-number summary for these data. $14,6,12,19,2,35,5,4,3,7,5,8$

Given the set of data below, find the median. $25,16,50,19,42,37$

Given the stemplot below, which description is true? $\begin{array} { l | l } 2 & 9 \\3 & 267 \\4 & 12 \\5 & 0 \\6 & \\7 & 5\end{array}$

Given the stemplot below, which description is true? $\begin{array} { l | l } 2 & 9 \\3 & 267 \\4 & 12 \\5 & 0259 \\6 & 258 \\7 & 05\end{array}$