OpenStax, Introductory Statistics 2e §9.3 Probability Distribution Needed for Hypothesis Testing · Exercise 4 · Statistics · Hypothesis testing
Probability Distribution Needed for Hypothesis Testing · Exercise 4
A population mean is 13. The sample mean is 12.8, and the sample standard deviation is two. The sample size is 20. What distribution should you use to perform a hypothesis test? Assume the underlying population is normal.
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OpenStax, Introductory Statistics 2e · §9.3 Probability Distribution Needed for Hypothesis Testing · Exercise 4
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