Question 1

Excel's __________ can be used to construct a crosstabulation.

Accepted Answer

A) Chart Tools 
B) SUM function 
C) PivotTable Report 
D) COUNTIF function 
A) Chart Tools 
B) SUM function 
C) PivotTable Report 
D) COUNTIF function

Question 2

You are given the following data on the annual salaries for eight employees. Construct a stem-and-leaf display. Specify the leaf unit for the display.

Accepted Answer

The answer of You are given the following data on...

Question 3

The sum of the relative frequencies in any relative frequency distribution always equals

Accepted Answer

A) the number of observations 
B) 1.00 
C) 100 
D) the number of variables 
A) the number of observations 
B) 1.00 
C) 100 
D) the number of variables

Question 4

A graphical device for depicting categorical data that have been summarized in a frequency distribution, relative frequency distribution, or percent frequency distribution is a(n)

Accepted Answer

A) histogram 
B) stem-and-leaf display 
C) ogive 
D) bar chart 
A) histogram 
B) stem-and-leaf display 
C) ogive 
D) bar chart

Question 5

Exhibit 2-3
The number of sick days taken (per month) by 200 factory workers is summarized below.  
-Refer to Exhibit 2-3. The cumulative percent frequency for the class of 16 - 20 is

Accepted Answer

A) 100% 
B) 65% 
C) 92.5% 
D) 0.5% 
A) 100% 
B) 65% 
C) 92.5% 
D) 0.5%

Question 6

Exhibit 2-3
The number of sick days taken (per month) by 200 factory workers is summarized below.  
-Refer to Exhibit 2-3. The class width for this distribution

Accepted Answer

A) is 5 
B) is 6 
C) is 20, which is: the largest value minus the smallest value or 20 - 0 = 20 
D) varies from class to class 
A) is 5 
B) is 6 
C) is 20, which is: the largest value minus the smallest value or 20 - 0 = 20 
D) varies from class to class

Question 7

For the following observations, plot a scatter diagram and indicate what kind of relationship (if any) exists between women's height (inches) and annual starting salary ($1000).

Accepted Answer

No relationship betw

Question 8

A graphical method that can be used to show both the rank order and shape of a data set simultaneously is a

Accepted Answer

A) relative frequency distribution 
B) pie chart 
C) stem-and-leaf display 
D) pivot table 
A) relative frequency distribution 
B) pie chart 
C) stem-and-leaf display 
D) pivot table

Question 9

Exhibit 2-2
Information on the type of industry is provided for a sample of 50 Fortune 500 companies.  
-Refer to Exhibit 2-2. The relative frequency of industries that are classified as banking is

Accepted Answer

A) 7 
B) 0.07 
C) 0.70 
D) 0.14 
A) 7 
B) 0.07 
C) 0.70 
D) 0.14

Question 10

Which of the following is least useful in studying the relationship between two variables?

Accepted Answer

A) trendline 
B) stem-and-leaf display 
C) crosstabulation 
D) scatter diagram 
A) trendline 
B) stem-and-leaf display 
C) crosstabulation 
D) scatter diagram

Question 11

It is time for Roger Hall, manager of new car sales at the Maxwell Ford dealership, to submit his order for new Mustang coupes. These cars will be parked in the lot, available for immediate sale to buyers who are not special-ordering a car. Roger must decide how many Mustangs of each color he should order. The new color options are very similar to the past year's options.Roger believes the colors chosen by customers who special-order their cars best reflect most customers' true color preferences. He has taken a random sample of 40 special orders for Mustang coupes placed in the past year. The color preferences found in the sample are listed below.   
a. Prepare a frequency distribution, relative frequency distribution, and percent frequency distribution for the data set.
b. Construct a bar chart showing the frequency distribution of the car colors.
c. Construct a pie chart showing the percent frequency distribution of the car colors.

Accepted Answer

The answer of It is time for Roger Hall, manager...

Question 12

Exhibit 2-3
The number of sick days taken (per month) by 200 factory workers is summarized below.  
-Refer to Exhibit 2-3. The cumulative relative frequency for the class of 11 - 15

Accepted Answer

A) is 199 
B) is 0.07 
C) is 1 
D) is 0.995 
A) is 199 
B) is 0.07 
C) is 1 
D) is 0.995

Question 13

You are given the following data on the price/earnings (P/E) ratios for twelve companies. Construct a stem-and-leaf display. Specify the leaf unit for the display.

Accepted Answer

The answer of You are given the following data on...

Question 14

The difference between the lower class limits of adjacent classes provides the

Accepted Answer

A) number of classes 
B) class limits 
C) class midpoint 
D) class width 
A) number of classes 
B) class limits 
C) class midpoint 
D) class width

Question 15

When the conclusions based upon the aggregated crosstabulation can be completely reversed if we look at the unaggregated data, the occurrence is known as

Accepted Answer

A) reverse correlation 
B) inferential statistics 
C) Simpson's paradox 
D) disaggregation 
A) reverse correlation 
B) inferential statistics 
C) Simpson's paradox 
D) disaggregation

Question 16

Excel's Chart Tools can be used to construct a

Accepted Answer

A) bar chart 
B) pie chart 
C) histogram 
D) All of these can be constructed using Excel's Chart Tools. 
A) bar chart 
B) pie chart 
C) histogram 
D) All of these can be constructed using Excel's Chart Tools.

Question 17

Exhibit 2-3
The number of sick days taken (per month) by 200 factory workers is summarized below.  
-Refer to Exhibit 2-3. The midpoint of the first class is

Accepted Answer

A) 10 
B) 2 
C) 2.5 
D) 3 
A) 10 
B) 2 
C) 2.5 
D) 3

Question 18

A tabular method that can be used to summarize the data on two variables simultaneously is called

Accepted Answer

A) simultaneous equations 
B) a crosstabulation 
C) a histogram 
D) a dot plot 
A) simultaneous equations 
B) a crosstabulation 
C) a histogram 
D) a dot plot

Question 19

The percent frequency of a class is computed by

Accepted Answer

A) multiplying the relative frequency by 10 
B) dividing the relative frequency by 100 
C) multiplying the relative frequency by 100 
D) adding 100 to the relative frequency 
A) multiplying the relative frequency by 10 
B) dividing the relative frequency by 100 
C) multiplying the relative frequency by 100 
D) adding 100 to the relative frequency

Question 20

Construct a stem-and-leaf display for the following data. Specify the leaf unit for the display.

Accepted Answer

The answer of Construct a stem-and-leaf display for the following...

Excel's __________ can be used to construct a crosstabulation.

You are given the following data on the annual salaries for eight employees. Construct a stem-and-leaf display. Specify the leaf unit for the display.

The sum of the relative frequencies in any relative frequency distribution always equals

A graphical device for depicting categorical data that have been summarized in a frequency distribution, relative frequency distribution, or percent frequency distribution is a(n)

Exhibit 2-3 The number of sick days taken (per month) by 200 factory workers is summarized below. -Refer to Exhibit 2-3. The cumulative percent frequency for the class of 16 - 20 is

Exhibit 2-3 The number of sick days taken (per month) by 200 factory workers is summarized below. -Refer to Exhibit 2-3. The class width for this distribution

For the following observations, plot a scatter diagram and indicate what kind of relationship (if any) exists between women's height (inches) and annual starting salary ($1000).

A graphical method that can be used to show both the rank order and shape of a data set simultaneously is a

Exhibit 2-2 Information on the type of industry is provided for a sample of 50 Fortune 500 companies. -Refer to Exhibit 2-2. The relative frequency of industries that are classified as banking is

Which of the following is least useful in studying the relationship between two variables?

Exhibit 2-3 The number of sick days taken (per month) by 200 factory workers is summarized below. -Refer to Exhibit 2-3. The cumulative relative frequency for the class of 11 - 15

You are given the following data on the price/earnings (P/E) ratios for twelve companies. Construct a stem-and-leaf display. Specify the leaf unit for the display.

The difference between the lower class limits of adjacent classes provides the

When the conclusions based upon the aggregated crosstabulation can be completely reversed if we look at the unaggregated data, the occurrence is known as

Excel's Chart Tools can be used to construct a

Exhibit 2-3 The number of sick days taken (per month) by 200 factory workers is summarized below. -Refer to Exhibit 2-3. The midpoint of the first class is

A tabular method that can be used to summarize the data on two variables simultaneously is called

The percent frequency of a class is computed by

Construct a stem-and-leaf display for the following data. Specify the leaf unit for the display.

Data and Statistics

Descriptive Statistics: Numerical Measures

Introduction to Probability

Discrete Probability Distributions

Continuous Probability Distributions

Sampling and Sampling Distributions

Interval Estimation

Hypothesis Tests

Inference About Means and Proportions With Two Populations

Inferences About Population Variances

Tests of Goodness of Fit, Independence and Multiple Proportions

Experimental Design and Analysis of Variance

Simple Linear Regression

Multiple Regression

Regression Analysis: Model Building

Time Series Analysis and Forecasting

Nonparametric Methods

Statistical Methods for Quality Control

Decision Analysis

Sample Survey

Filters

Exam 2: Descriptive Statistics: Tabular and Graphical Displays

Excel's __________ can be used to construct a crosstabulation.

You are given the following data on the annual salaries for eight employees. Construct a stem-and-leaf display. Specify the leaf unit for the display.

The sum of the relative frequencies in any relative frequency distribution always equals

A graphical device for depicting categorical data that have been summarized in a frequency distribution, relative frequency distribution, or percent frequency distribution is a(n)

Exhibit 2-3 The number of sick days taken (per month) by 200 factory workers is summarized below. -Refer to Exhibit 2-3. The cumulative percent frequency for the class of 16 - 20 is

Exhibit 2-3 The number of sick days taken (per month) by 200 factory workers is summarized below. -Refer to Exhibit 2-3. The class width for this distribution

For the following observations, plot a scatter diagram and indicate what kind of relationship (if any) exists between women's height (inches) and annual starting salary ($1000).

A graphical method that can be used to show both the rank order and shape of a data set simultaneously is a

Exhibit 2-2 Information on the type of industry is provided for a sample of 50 Fortune 500 companies. -Refer to Exhibit 2-2. The relative frequency of industries that are classified as banking is

Which of the following is least useful in studying the relationship between two variables?

Exhibit 2-3 The number of sick days taken (per month) by 200 factory workers is summarized below. -Refer to Exhibit 2-3. The cumulative relative frequency for the class of 11 - 15

You are given the following data on the price/earnings (P/E) ratios for twelve companies. Construct a stem-and-leaf display. Specify the leaf unit for the display.

The difference between the lower class limits of adjacent classes provides the

When the conclusions based upon the aggregated crosstabulation can be completely reversed if we look at the unaggregated data, the occurrence is known as

Excel's Chart Tools can be used to construct a

Exhibit 2-3 The number of sick days taken (per month) by 200 factory workers is summarized below. -Refer to Exhibit 2-3. The midpoint of the first class is

A tabular method that can be used to summarize the data on two variables simultaneously is called

The percent frequency of a class is computed by

Construct a stem-and-leaf display for the following data. Specify the leaf unit for the display.

Data and Statistics

Descriptive Statistics: Numerical Measures

Introduction to Probability

Discrete Probability Distributions

Continuous Probability Distributions

Sampling and Sampling Distributions

Interval Estimation

Hypothesis Tests

Inference About Means and Proportions With Two Populations

Inferences About Population Variances

Tests of Goodness of Fit, Independence and Multiple Proportions

Experimental Design and Analysis of Variance

Simple Linear Regression

Multiple Regression

Regression Analysis: Model Building

Time Series Analysis and Forecasting

Nonparametric Methods

Statistical Methods for Quality Control

Decision Analysis

Sample Survey

Filters