Question 1

A situation in which conclusions based upon aggregated crosstabulation are different from unaggregated crosstabulation is known as

Accepted Answer

A) wrong crosstabulation 
B) Simpson's rule 
C) Simpson's paradox 
D) aggregated crosstabulation 
A) wrong crosstabulation 
B) Simpson's rule 
C) Simpson's paradox 
D) aggregated crosstabulation

Question 2

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

Accepted Answer

A) simultaneous equations 
B) crosstabulation 
C) a histogram 
D) an ogive 
A) simultaneous equations 
B) crosstabulation 
C) a histogram 
D) an ogive

Question 3

A sample of 50 TV viewers were asked, "Should TV sponsors pull their sponsorship from programs that draw numerous viewer complaints?" Below are the results of the survey. (Y = Yes; N = No; W = Without Opinion)
   
a.Construct a frequency distribution and a bar chart.
b.Construct a relative frequency distribution and a pie chart.

Accepted Answer

The answer of A sample of 50 TV viewers were...

Question 4

A graphical presentation of the relationship between two variables is

Accepted Answer

A) an ogive 
B) a histogram 
C) either an ogive or a histogram, depending on the type of data 
D) a scatter diagram 
A) an ogive 
B) a histogram 
C) either an ogive or a histogram, depending on the type of data 
D) a scatter diagram

Question 5

If several frequency distributions are constructed from the same data set, the distribution with the widest class width will have the

Accepted Answer

A) fewest classes 
B) most classes 
C) same number of classes as the other distributions since all are constructed from the same data 
A) fewest classes 
B) most classes 
C) same number of classes as the other distributions since all are constructed from the same data

A situation in which conclusions based upon aggregated crosstabulation are different from unaggregated crosstabulation is known as

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

A graphical presentation of the relationship between two variables is

If several frequency distributions are constructed from the same data set, the distribution with the widest class width will have the

Data and Statistics

Descriptive Statistics: Numerical Measures

Introduction to Probability

Discrete Probability Distributions

Continuous Probability Distributions

Sampling and Sampling Distributions

Interval Estimation

Hypothesis Tests

Comparisons Involving Means, Experimental Design and Analysis of Variance

Comparisons Involving Proportions and a Test of Independence

Simple Linear Regression

Multiple Regression

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Exam 2: Descriptive Statistics: Tabular and Graphical Presentations

A situation in which conclusions based upon aggregated crosstabulation are different from unaggregated crosstabulation is known as

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

A graphical presentation of the relationship between two variables is

If several frequency distributions are constructed from the same data set, the distribution with the widest class width will have the

Data and Statistics

Descriptive Statistics: Numerical Measures

Introduction to Probability

Discrete Probability Distributions

Continuous Probability Distributions

Sampling and Sampling Distributions

Interval Estimation

Hypothesis Tests

Comparisons Involving Means, Experimental Design and Analysis of Variance

Comparisons Involving Proportions and a Test of Independence

Simple Linear Regression

Multiple Regression

Filters