Question 1

The alternative hypothesis is a statement that some difference or effect is expected.

Accepted Answer

A) True 
 B)False

Question 2

What is the correct expression of the null hypothesis for the alternative hypothesis: the percentage of Internet users who use the Internet for shopping is greater than .40?

Accepted Answer

A) H0: π 1: π > .40 
C) H0: π = .40 
D) H1: π ≠ .40 
A) H0: π 1: π > .40 
C) H0: π = .40 
D) H1: π ≠ .40

Question 3

The F static is computed as the ratio of two sample variances.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following statements is not correct about the alternative hypothesis?

Accepted Answer

A) There is no way to determine whether the alternative hypothesis is true. 
B) The alternative hypothesis represents the conclusion for which evidence is sought. 
C) The alternative hypothesis is the opposite of the null hypothesis. 
D) None of the statements are correct. 
A) There is no way to determine whether the alternative hypothesis is true. 
B) The alternative hypothesis represents the conclusion for which evidence is sought. 
C) The alternative hypothesis is the opposite of the null hypothesis. 
D) None of the statements are correct.

Question 5

If the probability of F is greater than the significance level α, ________ and ________ should be used.

Accepted Answer

A) H0 is rejected; t based on "equal variances not assumed" 
B) H0 is not rejected; t based on "equal variances assumed" 
C) H0 is rejected; t based on "equal variances assumed" 
D) H0 is not rejected; t based on "equal variances not assumed" 
A) H0 is rejected; t based on "equal variances not assumed" 
B) H0 is not rejected; t based on "equal variances assumed" 
C) H0 is rejected; t based on "equal variances assumed" 
D) H0 is not rejected; t based on "equal variances not assumed"

Question 6

Suppose we wanted to test the hypothesis that the mean familiarity rating exceeds 4.0, the neutral value on a seven-point scale. The hypotheses may be formulated as ________.

Accepted Answer

A) H0:μ1 = μ2 
&nbsp&nbsp&nbsp&nbsp&nbspH1:μ1 ≠ μ2 
B) H0:σ12 = σ22 
&nbsp&nbsp&nbsp&nbspH1:σ12 ≠ σ22 
C) H0:μ ≤ 4.0 
&nbsp&nbsp&nbsp&nbspH1:μ > 4.0 
D) H0: π1 = π2 
&nbsp&nbsp&nbsp&nbspH1: π1 ≠ π2 
A) H0:μ1 = μ2 
&nbsp&nbsp&nbsp&nbsp&nbspH1:μ1 ≠ μ2 
B) H0:σ12 = σ22 
&nbsp&nbsp&nbsp&nbspH1:σ12 ≠ σ22 
C) H0:μ ≤ 4.0 
&nbsp&nbsp&nbsp&nbspH1:μ > 4.0 
D) H0: π1 = π2 
&nbsp&nbsp&nbsp&nbspH1: π1 ≠ π2

Question 7

When conducting marketing research, what general rules should be followed to determine when the different measures of location should be used?

Accepted Answer

If the variable is measured on a nominal

Question 8

The critical value of the F distribution depends upon two sets of degrees of freedom-those in the numerator and those in the denominator.

Accepted Answer

A) True 
 B)False

Question 9

________ is a measure of the relative peakedness or flatness of the curve defined by the frequency distribution.

Accepted Answer

A) Kurtosis 
B) Type I error 
C) Skewness 
D) Type II error 
A) Kurtosis 
B) Type I error 
C) Skewness 
D) Type II error

Question 10

The Range = XLargest - XSmallest.

Accepted Answer

A) True 
 B)False

Question 11

In commercial marketing research, the one-tailed test is used more often than a two-tailed test.

Accepted Answer

A) True 
 B)False

Question 12

A measure of central tendency given as the value above which half of the values fall and below which half of the values fall is the ________.

Accepted Answer

A) mean 
B) median 
C) mode 
D) range 
A) mean 
B) median 
C) mode 
D) range

Question 13

The Kolmogorov-Smirnov one-sample test is a goodness of fit test that compares the cumulative distribution function for a variable with a specified distribution.

Accepted Answer

A) True 
 B)False

Question 14

The degrees of freedom for the t statistic to test hypotheses about paired samples are ________.

Accepted Answer

A) n 
B) n - 1 
C) n1 + n2  
D) n1 + n2 - 2 
A) n 
B) n - 1 
C) n1 + n2  
D) n1 + n2 - 2

Question 15

In the parametric case of means for two independent samples, the hypotheses take which form?

Accepted Answer

A) H0:μ1 = μ2 
&nbsp&nbsp&nbsp&nbsp&nbspH1:μ1 ≠ μ2 
B) H0:σ12 = σ22 
&nbsp&nbsp&nbsp&nbspH1:σ12 ≠ σ22 
C) H0:μ ≤ 4.0 
&nbsp&nbsp&nbsp&nbspH1:μ > 4.0 
D) H0: π1 = π2 
&nbsp&nbsp&nbsp&nbspH1: π1 ≠ π2 
A) H0:μ1 = μ2 
&nbsp&nbsp&nbsp&nbsp&nbspH1:μ1 ≠ μ2 
B) H0:σ12 = σ22 
&nbsp&nbsp&nbsp&nbspH1:σ12 ≠ σ22 
C) H0:μ ≤ 4.0 
&nbsp&nbsp&nbsp&nbspH1:μ > 4.0 
D) H0: π1 = π2 
&nbsp&nbsp&nbsp&nbspH1: π1 ≠ π2

Question 16

A nonparametric test that analyzes the differences between the paired observations, taking into account the magnitude of the differences is the ________.

Accepted Answer

A) Wilcoxon matched-pairs signed-ranks test 
B) sign test 
C) McNemar test 
D) runs test 
A) Wilcoxon matched-pairs signed-ranks test 
B) sign test 
C) McNemar test 
D) runs test

Question 17

The tendency of the deviations from the mean to be larger in one direction than in the other is called skewness.

Accepted Answer

A) True 
 B)False

Question 18

In SPSS, if the data are interval scaled and only the summary statistics are desired, the DESCRIPTIVES procedure can be used.

Accepted Answer

A) True 
 B)False

Question 19

Hypothesis tests can be related to ________.

Accepted Answer

A) tests of strength 
B) tests of association 
C) tests of differences 
D) B and C are correct 
A) tests of strength 
B) tests of association 
C) tests of differences 
D) B and C are correct

Question 20

The binomial test is a test of randomness for a dichotomous variable.

Accepted Answer

A) True 
 B)False

Exam 15: Frequency Distribution, Cross-Tabulation, and Hypothesis Testing

The alternative hypothesis is a statement that some difference or effect is expected.

What is the correct expression of the null hypothesis for the alternative hypothesis: the percentage of Internet users who use the Internet for shopping is greater than .40?

The F static is computed as the ratio of two sample variances.

Which of the following statements is not correct about the alternative hypothesis?

If the probability of F is greater than the significance level α, ________ and ________ should be used.

Suppose we wanted to test the hypothesis that the mean familiarity rating exceeds 4.0, the neutral value on a seven-point scale. The hypotheses may be formulated as ________.

When conducting marketing research, what general rules should be followed to determine when the different measures of location should be used?

The critical value of the F distribution depends upon two sets of degrees of freedom-those in the numerator and those in the denominator.

________ is a measure of the relative peakedness or flatness of the curve defined by the frequency distribution.

The Range = XLargest - XSmallest.

In commercial marketing research, the one-tailed test is used more often than a two-tailed test.

A measure of central tendency given as the value above which half of the values fall and below which half of the values fall is the ________.

The Kolmogorov-Smirnov one-sample test is a goodness of fit test that compares the cumulative distribution function for a variable with a specified distribution.

The degrees of freedom for the t statistic to test hypotheses about paired samples are ________.

In the parametric case of means for two independent samples, the hypotheses take which form?

A nonparametric test that analyzes the differences between the paired observations, taking into account the magnitude of the differences is the ________.

The tendency of the deviations from the mean to be larger in one direction than in the other is called skewness.

In SPSS, if the data are interval scaled and only the summary statistics are desired, the DESCRIPTIVES procedure can be used.

Hypothesis tests can be related to ________.

The binomial test is a test of randomness for a dichotomous variable.

Introduction to Marketing Research

Defining the Marketing Research Problem and Developing an Approach

Research Design

Exploratory Research Design: Secondary Data

Exploratory Research Design: Qualitative Research

Descriptive Research Design: Survey and Observation

Causal Research Design: Experimentation

Measurement and Scaling: Fundamentals and Comparative Scaling

Measurement and Scaling: Noncomparative Scaling Techniques

Questionnaire and Form Design

Sampling: Design and Procedures

Sampling: Final and Initial Sample Size Determination

Fieldwork

Data Preparation

Analysis of Variance and Covariance

Correlation and Regression

Discriminant and Logit Analysis

Factor Analysis

Cluster Analysis

Multidimensional Scaling and Conjoint Analysis

Structural Equation Modeling and Path Analysis

Report Preparation and Presentation

International Marketing Research

Filters

If the probability of F is greater than the significance level α, and should be used.

The Range = X_Largest - X_Smallest.