Question 1

Which graph should be used to represent the frequencies with which certain courses are taken at Highlands Middle School?

Accepted Answer

A)  Pareto chart 
B)  time series graph 
C)  pie graph 
D)  pictograph 
A)  Pareto chart 
B)  time series graph 
C)  pie graph 
D)  pictograph

Question 2

When data are collected in original form, they are called __________.

Accepted Answer

The answer of When data are collected in original form,...

Question 3

The scores on a recent statistics exam are shown below. Construct a stem and leaf plot for the data.
98, 73, 64, 69, 86, 89, 77, 86, 91, 73

Accepted Answer

6 | 4 9
7

Question 4

Which of the following is a frequency polygon?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 5

A pie graph is not useful in showing which of the following characteristics of a data set?

Accepted Answer

A)  frequency changes over time 
B)  relative frequencies for each category in the distribution 
C)  categories that make up the largest proportions of the total 
D)  categories that make up the smallest proportions of the total 
A)  frequency changes over time 
B)  relative frequencies for each category in the distribution 
C)  categories that make up the largest proportions of the total 
D)  categories that make up the smallest proportions of the total

Question 6

For the class 16.3-23.8, the width is 8.5.

Accepted Answer

A) True 
 B)False

Question 7

Construct a Pareto chart for the following distribution:

Accepted Answer

The answer of Construct a Pareto chart for the following...

Question 8

Which of the following could be a cumulative frequency graph?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 9

The following information shows the colors of cars preferred by customers. Draw a pie graph and indicate how many degrees that black represents in a pie graph?

Accepted Answer

The answer of The following information shows the colors of...

Question 10

What are the boundaries of the class 11-18?

Accepted Answer

A)  10.5 and 18.5 
B)  7.5 and 21.5 
C)  11 and 18 
D)  7 
A)  10.5 and 18.5 
B)  7.5 and 21.5 
C)  11 and 18 
D)  7

Question 11

When the range is large, and classes that are several units in width are needed, a __________ frequency distribution is used.

Accepted Answer

The answer of When the range is large, and classes...

Question 12

When two sets of data collected over specific periods of time are compared on the same graph using two lines, it is called a compound time series graph.

Accepted Answer

A) True 
 B)False

Question 13

What is the upper class boundary of the class 23-35 ?

Accepted Answer

A)  35 
B)  7.5 
C)  35.5 
D)  7 
A)  35 
B)  7.5 
C)  35.5 
D)  7

Question 14

A Pareto chart does not have which of the following properties?

Accepted Answer

A)  frequencies displayed by the heights of vertical bars 
B)  frequencies arranged from highest to lowest 
C)  quantitative variable on the horizontal axis 
D)  classes of data are categorical 
A)  frequencies displayed by the heights of vertical bars 
B)  frequencies arranged from highest to lowest 
C)  quantitative variable on the horizontal axis 
D)  classes of data are categorical

Question 15

A Pareto chart is useful for showing percentages of the total at different times.

Accepted Answer

A) True 
 B)False

Question 16

For the class 5 - 18, the upper class limit is

Accepted Answer

A)  4.5 
B)  5 
C)  18 
D)  18.5 
A)  4.5 
B)  5 
C)  18 
D)  18.5

Question 17

Which of the following does not need to be done when constructing a frequency distribution?

Accepted Answer

A)  select the number of classes desired 
B)  find the range 
C)  make the class width an even number 
D)  use classes that are mutually exclusive 
A)  select the number of classes desired 
B)  find the range 
C)  make the class width an even number 
D)  use classes that are mutually exclusive

Question 18

Graphs give a visual representation that may enable readers to analyze and interpret data more easily than simply looking at tables of numbers.

Accepted Answer

A) True 
 B)False

Question 19

An ogive is also called a cumulative frequency graph.

Accepted Answer

A) True 
 B)False

Question 20

If a data set showing types of pizza ordered at a particular restaurant indicates 24 out of 72 orders were for pepperoni pizza, how many degrees would be needed to represent pepperoni pizza in a pie chart?

Accepted Answer

A)  90° 
B)  120° 
C)  60° 
D)  150° 
A)  90° 
B)  120° 
C)  60° 
D)  150°

Which graph should be used to represent the frequencies with which certain courses are taken at Highlands Middle School?

When data are collected in original form, they are called __________.

The scores on a recent statistics exam are shown below. Construct a stem and leaf plot for the data. 98, 73, 64, 69, 86, 89, 77, 86, 91, 73

Which of the following is a frequency polygon?

A pie graph is not useful in showing which of the following characteristics of a data set?

For the class 16.3-23.8, the width is 8.5.

Construct a Pareto chart for the following distribution:

Which of the following could be a cumulative frequency graph?

The following information shows the colors of cars preferred by customers. Draw a pie graph and indicate how many degrees that black represents in a pie graph?

What are the boundaries of the class 11-18?

When the range is large, and classes that are several units in width are needed, a __________ frequency distribution is used.

When two sets of data collected over specific periods of time are compared on the same graph using two lines, it is called a compound time series graph.

What is the upper class boundary of the class 23-35 ?

A Pareto chart does not have which of the following properties?

A Pareto chart is useful for showing percentages of the total at different times.

For the class 5 - 18, the upper class limit is

Which of the following does not need to be done when constructing a frequency distribution?

Graphs give a visual representation that may enable readers to analyze and interpret data more easily than simply looking at tables of numbers.

An ogive is also called a cumulative frequency graph.

If a data set showing types of pizza ordered at a particular restaurant indicates 24 out of 72 orders were for pepperoni pizza, how many degrees would be needed to represent pepperoni pizza in a pie chart?

The Nature of Probability and Statistics

Data Description

Probability and Counting Rules

Discrete Probability Distributions

The Normal Distribution

Confidence Intervals and Sample Size

Hypothesis Testing

Testing the Difference Between Two Means, Two Variances, and Two Proportions

Correlation and Regression

Other Chi-Square Tests

Analysis of Variance

Nonparametric Statistics

Sampling and Simulation

Filters

Exam 2: Frequency Distributions and Graphs

Which graph should be used to represent the frequencies with which certain courses are taken at Highlands Middle School?

When data are collected in original form, they are called __________.

The scores on a recent statistics exam are shown below. Construct a stem and leaf plot for the data. 98, 73, 64, 69, 86, 89, 77, 86, 91, 73

Which of the following is a frequency polygon?

A pie graph is not useful in showing which of the following characteristics of a data set?

For the class 16.3-23.8, the width is 8.5.

Construct a Pareto chart for the following distribution:

Which of the following could be a cumulative frequency graph?

The following information shows the colors of cars preferred by customers. Draw a pie graph and indicate how many degrees that black represents in a pie graph?

What are the boundaries of the class 11-18?

When the range is large, and classes that are several units in width are needed, a __________ frequency distribution is used.

When two sets of data collected over specific periods of time are compared on the same graph using two lines, it is called a compound time series graph.

What is the upper class boundary of the class 23-35 ?

A Pareto chart does not have which of the following properties?

A Pareto chart is useful for showing percentages of the total at different times.

For the class 5 - 18, the upper class limit is

Which of the following does not need to be done when constructing a frequency distribution?

Graphs give a visual representation that may enable readers to analyze and interpret data more easily than simply looking at tables of numbers.

An ogive is also called a cumulative frequency graph.

If a data set showing types of pizza ordered at a particular restaurant indicates 24 out of 72 orders were for pepperoni pizza, how many degrees would be needed to represent pepperoni pizza in a pie chart?

The Nature of Probability and Statistics

Data Description

Probability and Counting Rules

Discrete Probability Distributions

The Normal Distribution

Confidence Intervals and Sample Size

Hypothesis Testing

Testing the Difference Between Two Means, Two Variances, and Two Proportions

Correlation and Regression

Other Chi-Square Tests

Analysis of Variance

Nonparametric Statistics

Sampling and Simulation

Filters