Multiple Choice
Exhibit 20.6.A fund manager wants to know if the annual rate of return is greater for growth stocks (1) than value stocks (2) .The fund manager collects data on the returns of growth and value funds.Below are the sample sizes and rank sums for the Wilcoxon rank-sum test. Refer to Exhibit 20.6.Using the p-value approach and
,the appropriate conclusion is:
A) Reject the null hypothesis,conclude the median return of value stock is greater than the median return of growth stocks
B) Reject the null hypothesis,conclude the median return of growth stock differs from the median return of value stocks
C) Reject the null hypothesis,conclude the median return of growth stock is greater than the median return of value stocks
D) Reject the null hypothesis,cannot conclude the median return of growth stocks is greater than the median return of value stocks
Correct Answer:

Verified
Correct Answer:
Verified
Q18: The Wilcoxon signed-rank test for a population
Q19: Exhibit 20.12.A magician has a coin that
Q20: Exhibit 20.6.A fund manager wants to know
Q21: Let positive daily S&P 500 returns define
Q23: Exhibit 20.13.An energy analyst wants to test
Q25: Exhibit 20.9.A shipping company believes there is
Q26: Nonparametric tests do not require a level
Q27: Exhibit 20.5.An accountant wants to know if
Q28: Exhibit 20.4.Investment institutions usually have funds with
Q29: Exhibit 20.7.A marketing firm needs to replace