To test H0: p = 0.25 versus H1: p 0.25, a simple random sample of n
Question:
(a) What does it mean to make a Type II error for this test?
(b) If the researcher decides to test this hypothesis at the α = 0.05 level of significance, compute
the probability of making a Type II error if the true population proportion is
0.23. What is the power of the test?
(c) Redo part (b) if the true population proportion is 0.28.
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Related Book For
Statistics Informed Decisions Using Data
ISBN: 9780134133539
5th Edition
Authors: Michael Sullivan III
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