Test H 0 : p = 0.25 vs H a : p < 0.25 when the sample
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Test H0: p = 0.25 vs Ha: p < 0.25 when the sample has n = 800 and p̂ = 0.235, with SE = 0.018.
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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