Question 1

One way to test the significance of contingency tables is by means of the chi-square test.

Accepted Answer

A) True 
 B)False

Question 2

Explain what an independent samples t-test is and the null hypothesis examined.

Accepted Answer

The independent samples t-test tests the

Question 3

Practically speaking,what is the first thing a researcher should do when interpreting ANOVA results?

Accepted Answer

A) examine the actual means for each group 
B) determine the between-groups variance 
C) examine the total variance 
D) check whether or not the overall model F is significant 
A) examine the actual means for each group 
B) determine the between-groups variance 
C) examine the total variance 
D) check whether or not the overall model F is significant

Question 4

Another name for a cross-tabulation is:

Accepted Answer

A) ANOVA 
B) Z-test 
C) contingency table 
D) between-group variance 
A) ANOVA 
B) Z-test 
C) contingency table 
D) between-group variance

Question 5

The F-distribution is a function of:

Accepted Answer

A) SSB - SSE 
B) SSE - SSB 
C) SSB/SSE 
D) SSE/SSB 
A) SSB - SSE 
B) SSE - SSB 
C) SSB/SSE 
D) SSE/SSB

Question 6

Explain what a Z-test for comparing two proportions is and the appropriate null hypothesis.

Accepted Answer

A Z-test for differences of proportions

Question 7

In a brand awareness study,if 25 of a group of 35 males identify the brand correctly and 15 of a group of 35 females identify this brand correctly,the chi-square value for this study is approximately:

Accepted Answer

A) 3.26 
B) 4.15 
C) 5.84 
D) 2.92 
A) 3.26 
B) 4.15 
C) 5.84 
D) 2.92

Question 8

Which test should be used when comparing the means of three groups to see if they are significantly different from one another?

Accepted Answer

A) One-group t-test 
B) ANOVA test 
C) Two-group t-test 
D) Chi-square test 
A) One-group t-test 
B) ANOVA test 
C) Two-group t-test 
D) Chi-square test

Question 9

A test of a hypothesis to determine if two groups differ with respect to the scores on one variable is called a(n)____________________.

Accepted Answer

The answer of A test of a hypothesis to determine...

Question 10

In using the t-test to compare the means of two groups,the degrees of freedom are:

Accepted Answer

A) n₁ - n₂ - 2 
B) n₁ + n₂ - 2 
C) n₁ x n₂ -2 
D) n₁ / n₂ - 2 
A) n₁ - n₂ - 2 
B) n₁ + n₂ - 2 
C) n₁ x n₂ -2 
D) n₁ / n₂ - 2

Question 11

An appropriate test for comparing the scores of two interval variables drawn from related populations is the ____________________.

Accepted Answer

paired-sam

Question 12

The null hypothesis when using the Z-test for the differences between the proportions of two groups is that ____________________.

Accepted Answer

The answer of The null hypothesis when using the Z-test...

Question 13

A statistical test that is used often in marketing research tests the difference between two groups in terms of some behavior (e.g.attitude toward a brand).

Accepted Answer

A) True 
 B)False

Question 14

The alternative hypothesis when using the Z-test for the difference between the proportions for two groups is:

Accepted Answer

A)  $ \pi_{1}=\pi_{2} $ 
B)  $ \pi_{1} \neq \pi_{2} $ 
C)  $ \pi_{1} \times \pi_{2}=2 $ 
D)  $ \pi_{1} / \pi_{2}=2 $ 
A)  $ \pi_{1}=\pi_{2} $ 
B)  $ \pi_{1} \neq \pi_{2} $ 
C)  $ \pi_{1} \times \pi_{2}=2 $ 
D)  $ \pi_{1} / \pi_{2}=2 $

Question 15

In a study comparing the means of two groups in which there are 45 males in Group 1 and 37 females in Group 2,the degrees of freedom for this study when using the t-test for the difference between means is:

Accepted Answer

A) 84 
B) 80 
C) 82 
D) 160 
A) 84 
B) 80 
C) 82 
D) 160

One way to test the significance of contingency tables is by means of the chi-square test.

Explain what an independent samples t-test is and the null hypothesis examined.

Practically speaking,what is the first thing a researcher should do when interpreting ANOVA results?

Another name for a cross-tabulation is:

The F-distribution is a function of:

Explain what a Z-test for comparing two proportions is and the appropriate null hypothesis.

In a brand awareness study,if 25 of a group of 35 males identify the brand correctly and 15 of a group of 35 females identify this brand correctly,the chi-square value for this study is approximately:

Which test should be used when comparing the means of three groups to see if they are significantly different from one another?

A test of a hypothesis to determine if two groups differ with respect to the scores on one variable is called a(n)____________________.

In using the t-test to compare the means of two groups,the degrees of freedom are:

An appropriate test for comparing the scores of two interval variables drawn from related populations is the ____________________.

The null hypothesis when using the Z-test for the differences between the proportions of two groups is that ____________________.

A statistical test that is used often in marketing research tests the difference between two groups in terms of some behavior (e.g.attitude toward a brand).

The alternative hypothesis when using the Z-test for the difference between the proportions for two groups is:

In a study comparing the means of two groups in which there are 45 males in Group 1 and 37 females in Group 2,the degrees of freedom for this study when using the t-test for the difference between means is:

The Role of Marketing Research

Information Systems and Knowledge Management

The Marketing Research Process

The Human Side of Marketing Research: Organizational and Ethical Issues

Problem Definition: Jump-Starting the Research Process

Qualitative Research Tools

Secondary Data Research in a Digital Age

Survey Research: an Overview

Survey Research: Basic Methods of Communication With Respondents

Observation

Experimental Research: An Overview

Test Markets and Experimental Design

Measurement

Attitude Measurement

Questionnaire Design

Sampling Designs and Sampling Procedures

Determination of Sample Size: A Review of Statistical Theory

Fieldwork

Editing and Coding: Transforming Raw Data Into Information

Basic Data Analysis: Descriptive Statistics

Univariate Statistical Analysis

Bivariate Statistical Analysis: Measures of Association

Introducing Multivariate Statistical Analysis

Communicating Research Results: Research Report, oral Presentation, and Research Follow-Up

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Exam 22: Bivariate Statistical Analysis: Differences Between Two Variables

One way to test the significance of contingency tables is by means of the chi-square test.

Explain what an independent samples t-test is and the null hypothesis examined.

Practically speaking,what is the first thing a researcher should do when interpreting ANOVA results?

Another name for a cross-tabulation is:

The F-distribution is a function of:

Explain what a Z-test for comparing two proportions is and the appropriate null hypothesis.

In a brand awareness study,if 25 of a group of 35 males identify the brand correctly and 15 of a group of 35 females identify this brand correctly,the chi-square value for this study is approximately:

Which test should be used when comparing the means of three groups to see if they are significantly different from one another?

A test of a hypothesis to determine if two groups differ with respect to the scores on one variable is called a(n)____________________.

In using the t-test to compare the means of two groups,the degrees of freedom are:

An appropriate test for comparing the scores of two interval variables drawn from related populations is the ____________________.

The null hypothesis when using the Z-test for the differences between the proportions of two groups is that ____________________.

A statistical test that is used often in marketing research tests the difference between two groups in terms of some behavior (e.g.attitude toward a brand).

The alternative hypothesis when using the Z-test for the difference between the proportions for two groups is:

In a study comparing the means of two groups in which there are 45 males in Group 1 and 37 females in Group 2,the degrees of freedom for this study when using the t-test for the difference between means is:

The Role of Marketing Research

Information Systems and Knowledge Management

The Marketing Research Process

The Human Side of Marketing Research: Organizational and Ethical Issues

Problem Definition: Jump-Starting the Research Process

Qualitative Research Tools

Secondary Data Research in a Digital Age

Survey Research: an Overview

Survey Research: Basic Methods of Communication With Respondents

Observation

Experimental Research: An Overview

Test Markets and Experimental Design

Measurement

Attitude Measurement

Questionnaire Design

Sampling Designs and Sampling Procedures

Determination of Sample Size: A Review of Statistical Theory

Fieldwork

Editing and Coding: Transforming Raw Data Into Information

Basic Data Analysis: Descriptive Statistics

Univariate Statistical Analysis

Bivariate Statistical Analysis: Measures of Association

Introducing Multivariate Statistical Analysis

Communicating Research Results: Research Report, oral Presentation, and Research Follow-Up

Filters