# Question

Briefly explain the procedure used to calculate the p-value for a two-tailed and for a one-tailed test, respectively.

## Answer to relevant Questions

Find the p-value for each of the following hypothesis tests. a. Ho = µ = 23, H1 = µ ≠ 23, n = 50, = 21.25, σ = 5 b. Ho = µ = 15, H1 = µ < 15, n = 80, = 13.25, σ = 5.5 c. Ho = µ = 38, H1 = µ > 38, n = 35, = ...For each of the following examples of tests of hypotheses about , show the rejection and non rejection regions on the sampling distribution of the sample mean assuming that it is normal. a. A two-tailed test with α = .05 ...Consider H0: µ = 100 versus H1: µ ≠ 100. a. A random sample of 64 observations produced a sample mean of 98. Using α = .01, would you reject the null hypothesis? The population standard deviation is known to be 12. b. ...According to the U.S. Postal Service, the average weight of mail received by Americans in 2011through the Postal Service was 57.2 pounds (The New York Times, December 4, 2011). One hundred randomly selected Americans were ...A company claims that the mean net weight of the contents of its All Taste cereal boxes is at least 18 ounces. Suppose you want to test whether or not the claim of the company is true. Explain briefly how you would conduct ...Post your question

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