Exercise 11.13 presents data on the rates of growth of vegetation at four swampy underdeveloped sites. Six
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a. Do the data present sufficient evidence to indicate differences in location for at least two of the distributions of mean leaf length corresponding to the four locations? Test using the Kruskal-Wallis H-test with α = .05.
b. Find the approximate p-value for the test.
c. You analyzed this same set of data in Exercise 11.13 using an analysis of variance. Find the p-value for the F-test used to compare the four location means in Exercise 11.13.
d. Compare the p-values in parts b and c and explain the implications of the comparison.
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Related Book For
Introduction To Probability And Statistics
ISBN: 9781133103752
14th Edition
Authors: William Mendenhall, Robert Beaver, Barbara Beaver
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