In Exercise 10.26 and dataset EX1026, you conducted a test to detect a difference in the average
Question:
a. What assumption had to be made concerning the population variances so that the test would be valid?
b. Do the data present sufficient evidence to indicate that the variances violate the assumption in part a? Test using α = .05.
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a The assumption of equal variances 2 1 2 2 was made b The hypothesis of interest ...View the full answer
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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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