Essay
A study was conducted to determine if husbands and wives like the same TV shows. Married couples ranked 15 TV shows, and the Spearman rank correlation coefficient was found to be rs = 0.47.
A) Specify the competing hypotheses to determine if there is a positive correlation between the two rankings.
B) Assuming the Spearman rank correlation coefficient follows a normal distribution, what are the mean and standard deviation of the normal distribution?
C) Assuming the Spearman rank correlation coefficient follows a normal distribution, what is the value of the test statistic?
D) At the 5% significance level, what is the decision and conclusion?
Correct Answer:
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a. The competing hypotheses are H0: ρs ≤ 0...View Answer
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