Kaplan MM355 quiz 8

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Kaplan MM355 quiz 8

Question # 00088406 Posted By: mac123 Updated on: 08/04/2015 10:49 PM Due on: 08/31/2015

Subject Mathematics Topic General Mathematics Tutorials:

Question

1. In most multivariate analyses, the goal is to see whether one _________ variable has an influence on another __________ variable. (Points : 3)

( ) independent, predictor
( ) predictor, outcome
( ) independent, outcome
( ) outcome, dependent
( ) Both b and c.

Question 2. 2.Which of the following is a technique that measures the association between a criterion variable and one or more independent variables? (Points : 3)

( ) Correlation analysis
( ) Analysis of variance
( ) Regression analysis
( ) z-test
( ) F-test

Question 3. 3.Which of the following statements about regression/correlation analysis is FALSE? (Points : 3)

( ) Correlation analysis involves the measurement of the closeness of the relationship between two or more
variables.
( ) Regression analysis involves the derivation of an equation that relates the criterion variable to one or more predictor variables.
( ) Regression analysis can establish the causal relationship between two or more variables.
( ) The regression line minimizes the sum of the squared deviations about the line.
( ) It is much more common to conduct regression analyses using a computer.

Question 4. 4.A brand product manager needs to know if men and women hold different attitudes about her product.
What test should the brand product manager use? (Points : 3)

( ) Cross-tabulation
( ) Independent samples t-test for means
( ) Pearson chi-square test of independence
( ) Paired sample t-test for means
( ) Regression analysis

Question 5. 5.The most difficult type of responses to code are (Points : 3)

( ) close-ended, multiple response (e.g.,"Check all that apply") questions.
( ) open-ended, exploratory questions.
( ) close-ended, single response questions.
( ) open-ended, factual questions.
( ) Both a and d.

Question 6. 6.The editing process involves (Points : 3)

( ) the inspection of the data received from each sample element.
( ) the correction of the data received from each sample element.
( ) the transformation of the raw data received from each sample element into symbols.
( ) All of the above.
( ) Both a and b.

Question 7. 7.A popular approach to measuring the strength of the relationship between two categorical variables is (Points : 3)

( ) cross tabulation.
( ) Pearson chi-square test of independence.
( ) Cramer's V.
( ) regression analysis.
( ) Kendall's coefficient of concordance.

Question 8. 8.Which of the following statements about the Pearson chi-square test of independence is NOT true? (Points : 3)

( ) It assesses the degree to which variables in a cross-tabulation are independent of one another.
( ) The value can range from zero to some upper value limited by sample size and distribution of cases across the cells.
( ) It doesn't measure the strength of association when variables are dependent.
( ) It is only useful for univariate analysis.
( ) All of the above are true.

Question 9. 9.A gas station wants to compare a group of consumers' overall perceptions of service with overall perceptions of service for a nearby competitor. This situation calls for the use of (Points : 3)

( ) paired sample t-test for means.
( ) Analysis of variance (ANOVA).
( ) regression analysis.
( ) independent samples t-test for means.
( ) correlation analysis.

Question 10. 10.The following categories of ages are ____ and ____, but not ____.
18-24
25-34
35-44
45-54
55 and over (Points : 3)

( ) closed-ended, exhaustive, mutually exhaustive
( ) open-ended, mutually exclusive, exhaustive
( ) closed-ended, mutually exclusive, exhaustive
( ) exhaustive, mutually exclusive, open-ended

( ) None of the above.

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score 3 · Accepted Answer · 08/04/2015 10:50 PM

Solution: Kaplan MM355 quiz 8

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Kaplan MM355 quiz 8

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