A Researcher Is Interested in the Number of Days Spent

question 28

Multiple Choice

A researcher is interested in the number of days spent unemployed and feelings of efficacy related to work.She recruits 82 unemployed professionals randomly from a list provided by her community unemployment office.She computes a correlation of -0.38.What decision would this researcher make for a two-tailed hypothesis test at a p level of 0.05?

• A) The test statistic is not significant so she can fail to reject the null hypothesis.
• B) The test statistic is significant, so she can reject the null hypothesis and conclude that the number of days spent unemployed is positively correlated with work efficacy.
• C) The test statistic is not significant but would have been had she computed a positive correlation.
• D) The test statistic is significant, so she can reject the null hypothesis and conclude that the number of days spent unemployed is negatively correlated with work efficacy.

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Definitions:

Compounded Quarterly

Interest calculation method that occurs four times a year or every quarter.

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