Claim: d < 0; = 0.05. Sample statistics: d = 1.5, s d = 3.2,
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Claim: μd < 0; α = 0.05. Sample statistics: d̅ = 1.5, sd = 3.2, n = 14
Test the claim about the mean of the differences for a population of paired data at the level of significance α. Assume the samples are random and dependent, and the populations are normally distributed.
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Elementary Statistics Picturing The World
ISBN: 9780321911216
6th Edition
Authors: Ron Larson, Betsy Farber
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