The Internal Revenue Service (IRS) reports that the average refund for tax filers last year was $
Question:
a. Compute the p value for the sample result. Assume the population standard deviation is $ 724.
b. If the significance level is 5%, can the null hypothesis be rejected? Explain.
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Related Book For
Understanding Business Statistics
ISBN: 978-1118145258
1st edition
Authors: Stacey Jones, Tim Bergquist, Ned Freed
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