Test H 0 : 1 = 2 vs H a : 1 >
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Test H0: μ1 = μ2 vs Ha: μ1 > μ2 when the samples have n1 = n2 = 50, x̅1 = 35.4, x̅2 = 33.1, s1 = 1.28, and s2 = 1.17. The standard error of x̅1 − x̅2 from the randomization distribution is 0.25.
Include a set of hypotheses, some information from one or more samples, and a standard error from a randomization distribution. Find the value of the standardized z-test statistic in each situation.
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Related Book For 
Statistics Unlocking The Power Of Data
ISBN: 9780470601877
1st Edition
Authors: Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock
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