Solution: In Exercises 920, assume that the paired sample data are simple random samples
Chapter 9, Problem 9(choose chapter or problem)
In Exercises 920, assume that the paired sample data are simple random samples and that the differences have a distribution that is approximately normal. Oscars Use the sample data from Exercise 7 to test for a difference between the ages of actresses and actors when they win Oscars. Use asignificance level of = 0.05.
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