Observations from two random and independent samples, drawn from populations 1 and 2, are given here. Use
Question:
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a. State the null and alternative hypotheses to be tested.
b. Rank the combined sample from smallest to largest. Calculate T1 and T*1.
c. What is the rejection region for α = .05?
d. Do the data provide sufficient evidence to indicate that population 1 is shifted to the left of population 2?
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a H 0 populations 1 and 2 are identical H a population 1 i...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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