Question: Data Set 14 Oscar Winner Age in Appendix B lists ages of actresses when they won Oscars, and the summary statistics are n = 87,

Data Set 14 "Oscar Winner Age" in Appendix B lists ages of actresses when they won Oscars, and the summary statistics are n = 87, x̅ = 36.2 years, and s = 11.5 years. Use a 0.01 significance level to test the claim that the mean age of actresses when they win Oscars is greater than 30 years?

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