1567 words - 7 pages

1. Which type of research includes an array of interpretative techniques which seek to describe, decode, translate, and otherwise come to terms with the meaning of certain phenomena?

• Qualitative

• Quantitative

• Descriptive

• Statistical

2. Which term below refers to the descriptors of variables computed from sample data used to estimate those same variables in the population?

• Population parameters

• Standard errors

• Systematic estimates

• Sample statistics

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3. A population consists of the following data: 7, 11, 12, 18, 20, 22, 25. The population variance is

• 36.82

• 22.86

• 5.16

• 6.07

The null hypothesis is typically rejected when

• the calculated value is smaller than the critical value

• the critical value is smaller than the calculated value

• a chi-square statistic is computed

• the level of significance chosen is .05

9. When political researchers assess opinions towards President Bush's plan for social security reform, a(n) ______ study is used. However, when political researchers want to assess the change in opinion towards the war in Iraq from the initial deployment of troops to the elections in Iraq, a(n) _____ study should be used.

• exploratory, formal

• experimental, ex post facto

• cross-sectional, longitudinal

• monitoring, communication

10. Companies such as Unilever and Proctor and Gamble conduct research to clarify ambiguous ideas that may be potential business opportunities. What type of research is this?

• Descriptive

• Exploratory

• Inferential

• Causal

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11. Inducements offered to participants as encouragement to participate in research that are disproportionate to the task are considered

• Coercive

• Persuasive

• Informative

• Appropriate

12. Find the sample correlation coefficient for the following data.

X Y

3 8

7 12

5 13

9 10

11 17

13 23

19 39

21 38

• 8911

• .9556

• .9132

• .9822

13. Which of the following measures is used to assess the strength of relationships in cross-classification tables?

• ANOVA

• Parametric measures of association

• Regression

• Nonparametric measures of association

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14. Allison is editing a data set and finds that a response of 7 has been entered for a question that requests a response between 1 and 5. What should Allison do?

• Enter a response of unknown

• Enter a 3 as a neutral response

• Enter a response between 1 and 5

• Enter a mode for the question

15. Management would like to determine the feasibility of conducting research on a new set of stainless steel cookware recently introduced on a home shopping network. Which of the following statements is not a consideration?

• The research question and hypothesis should be clearly defined.

• The research conclusion should match the research objective.

• The research design should be thoroughly planned.

• The purpose of the research must be clearly defined.

16. Consider the following data: 6, 7, 17, 51, 3, 17, 23, and 69. The range and the median are

• 69 and 17

• 69 and 17.5

• 66 and 17

• 66 and 17.5

17. In the Southeast, the potato chip market share held by the Lays brand is 46%. This is an example of

• an explanatory hypothesis

• a descriptive hypothesis

• a research question

• a relational hypothesis

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18. Which of the following involves a test of two-independent samples?

• Test of the average...

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