Suppose that 1000 customers are surveyed and 850 are satisfied or very satisfied with a
Chapter 9, Problem 9-86(choose chapter or problem)
Suppose that 1000 customers are surveyed and 850 are satisfied or very satisfied with a corporations products and services. (a) Test the hypothesis against at . Find the P-value. (b) Explain how the question in part (a) could be answered by constructing a 95% two-sided confidence interval for p.
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