The National Center for Educational Statistics (NCES) reports that the average score for 12th graders who took
Question:
a. Compute the p value for the sample result in this two tailed test. Assume the population standard deviation is 38 points.
b. Should you reject the null hypothesis at the 5% significance level? 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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