Multiple Choice
Delta Air Lines wants to determine if the number of no-shows for flights originating from Detroit is higher than from Minneapolis. A sample of 20 flights from each city is taken and the number of no-shows is determined for each flight. Which nonparametric test would you use to determine whether the number of no-shows is greater in Detroit?
A) Wald-Wolfowitz one-sample runs test
B) Wilcoxon signed-rank test
C) Wilcoxon rank sum (Mann-Whitney) test
D) Kruskal-Wallis test
Correct Answer:
Verified
Correct Answer:
Verified
Q1: You do not wish to assume normality
Q2: The Kruskal-Wallis test does not require normal
Q3: Spearman's rank correlation is used to measure
Q4: The Friedman test requires groups of equal
Q5: Attendees at an outdoor concert can
Q7: The Wilcoxon signed-rank test is less powerful
Q8: The Mann-Whitney test is sometimes called the
Q9: The Friedman test is a nonparametric equivalent
Q10: Which nonparametric test is analogous to a
Q11: The Kruskal-Wallis test is analogous to the