A) both variables must be categorical. B) both variables must be quantitative. C) one variable must be categorical and the other must be quantitative. D) either or both variables can be categorical or quantitative. A) both variables must be categorical. B) both variables must be quantitative. C) one variable must be categorical and the other must be quantitative. D) either or both variables can be categorical or quantitative.

A) a graphical presentation of a frequency or relative frequency distribution. B) a graphical method of presenting a cumulative frequency or a cumulative relative frequency distribution. C) the history of data elements. D) the same as a pie chart. A) a graphical presentation of a frequency or relative frequency distribution. B) a graphical method of presenting a cumulative frequency or a cumulative relative frequency distribution. C) the history of data elements. D) the same as a pie chart.

Exam 2: Descriptive Statistics: Tabular and Graphical Displays

The numbers of hours worked (per week) by 400 statistics students are shown below. The cumulative percent frequency for students working 10 or more hours per week is

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(Multiple Choice)

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Question 1

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A cumulative relative frequency distribution shows

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Question 2

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A sample of fifteen 7-year old boys shows their favorite superheroes: Which of the following is the correct relative frequency for Spiderman?

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Question 3

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The grades of 10 students in their first management test are shown below. a. Construct a frequency distribution. Let the first class be 60 - 69. b. Construct a cumulative frequency distribution. c. Construct a relative frequency distribution.

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Question 4

In a stem-and-leaf display,

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Question 5

Which of the following is least useful in making comparisons or showing the relationships of two variables?

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Question 6

Below you are given the examination scores of 20 students. a. Construct a frequency distribution for this data. Let the first class be 50 - 59. b. Construct a cumulative frequency distribution. c. Construct a relative frequency distribution. d. Construct a cumulative relative frequency distribution.

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Question 7

A tabular summary of a set of data showing the fraction of the total number of items in several classes is a _____ distribution.

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Question 8

In quality control applications, bar charts are used to identify the most important causes of problems. When the bars are arranged in descending order of height from left to right with the most frequently occurring cause appearing first, the bar chart is called a

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Question 9

The frequency distribution below was constructed from data collected on the quarts of soft drinks consumed per week by 20 students. a. Construct a relative frequency distribution. b. Construct a cumulative frequency distribution. c. Construct a cumulative relative frequency distribution.

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Question 10

A display used to compare the frequency, relative frequency or percent frequency of two categorical variables is a

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Question 11

A sample of fifteen 7-year old boys shows their favorite superheroes: Which of the following is the correct percent frequency for Spiderman?

(Multiple Choice)

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Question 12

The sum of the percent frequencies for all classes will always equal

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Question 13

A survey of 800 college seniors resulted in the following crosstabulation regarding their undergraduate major and whether or not they plan to go to graduate school. The above crosstabulation shows

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Question 14

In a crosstabulation

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Question 15

The frequency distribution below was constructed from data collected from a group of 25 students. a. Construct a relative frequency distribution. b. Construct a cumulative frequency distribution. c. Construct a cumulative relative frequency distribution.

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Question 16

The total number of data items with a value less than the upper limit for the class is given by the _____ distribution.

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Question 17

A histogram is

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Question 18

The sum of frequencies for all classes will always equal

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Question 19

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

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Question 20

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Exam 2: Descriptive Statistics: Tabular and Graphical Displays

The numbers of hours worked (per week) by 400 statistics students are shown below. ​ The cumulative percent frequency for students working 10 or more hours per week is

A cumulative relative frequency distribution shows

A sample of fifteen 7-year old boys shows their favorite superheroes: ​ Which of the following is the correct relative frequency for Spiderman?

The grades of 10 students in their first management test are shown below. ​ a. Construct a frequency distribution. Let the first class be 60 - 69. b. Construct a cumulative frequency distribution. c. Construct a relative frequency distribution.

​In a stem-and-leaf display,

​Which of the following is least useful in making comparisons or showing the relationships of two variables?

A tabular summary of a set of data showing the fraction of the total number of items in several classes is a _____ distribution.

In quality control applications, bar charts are used to identify the most important causes of problems. When the bars are arranged in descending order of height from left to right with the most frequently occurring cause appearing first, the bar chart is called a

The frequency distribution below was constructed from data collected on the quarts of soft drinks consumed per week by 20 students. ​ a. Construct a relative frequency distribution. b. Construct a cumulative frequency distribution. c. Construct a cumulative relative frequency distribution.

A display used to compare the frequency, relative frequency or percent frequency of two categorical variables is a​

A sample of fifteen 7-year old boys shows their favorite superheroes: ​ Which of the following is the correct percent frequency for Spiderman?

The sum of the percent frequencies for all classes will always equal

A survey of 800 college seniors resulted in the following crosstabulation regarding their undergraduate major and whether or not they plan to go to graduate school. ​ The above crosstabulation shows

In a crosstabulation​

The frequency distribution below was constructed from data collected from a group of 25 students. ​ a. Construct a relative frequency distribution. b. Construct a cumulative frequency distribution. c. Construct a cumulative relative frequency distribution.

The total number of data items with a value less than the upper limit for the class is given by the _____ distribution.

A histogram is

The sum of frequencies for all classes will always equal

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

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

Comparing Multiple Proportions, Tests of Independence and Goodness of Fit

Experimental Design and Analysis of Variance

Simple Linear Regression

Multiple Regression

Regression Analysis: Model Building

Time Series Analysis and Forecasting

Nonparametric Methods

Decision Analysis

Index Numbers

Statistical Methods for Quality Control

Sample Survey

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The numbers of hours worked (per week) by 400 statistics students are shown below. The cumulative percent frequency for students working 10 or more hours per week is

A sample of fifteen 7-year old boys shows their favorite superheroes: Which of the following is the correct relative frequency for Spiderman?

The grades of 10 students in their first management test are shown below. a. Construct a frequency distribution. Let the first class be 60 - 69. b. Construct a cumulative frequency distribution. c. Construct a relative frequency distribution.

In a stem-and-leaf display,

Which of the following is least useful in making comparisons or showing the relationships of two variables?

The frequency distribution below was constructed from data collected on the quarts of soft drinks consumed per week by 20 students. a. Construct a relative frequency distribution. b. Construct a cumulative frequency distribution. c. Construct a cumulative relative frequency distribution.

A display used to compare the frequency, relative frequency or percent frequency of two categorical variables is a

A sample of fifteen 7-year old boys shows their favorite superheroes: Which of the following is the correct percent frequency for Spiderman?

A survey of 800 college seniors resulted in the following crosstabulation regarding their undergraduate major and whether or not they plan to go to graduate school. The above crosstabulation shows

In a crosstabulation

The frequency distribution below was constructed from data collected from a group of 25 students. a. Construct a relative frequency distribution. b. Construct a cumulative frequency distribution. c. Construct a cumulative relative frequency distribution.