11. Oscar-Winning Actresses Data Set 11 in Appendix B lists ages of actresses when they won Oscars, and the summary statistics are n = 82, x = 35.9 years, and s = 11.1 years. Use a 0.01 significance level to test the claim that the mean age of actresses when they win Oscars is 33 years.
11. Oscar-Winning Actresses Data Set 11 in Appendix B lists ages of actresses when they won Oscars, and the summary statistics are n = 82, x = 35.9 years, and s = 11.1 years. Use a 0.01 significance level to test the claim that the mean age of actresses when they win Oscars is 33 years.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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![Testing Hypotheses. In Exercises 9-24, assume that a simple random sample has
been selected and test the given claim. Unless specified by your instructor, use either the
P-value method or the critical value method for testing hypotheses. Identify the null and
alternative hypotheses, test statistic, P-value (or range of P-values), critical value(s), and
state the final conclusion that addresses the original claim.
11. Oscar-Winning Actresses Data Set 11 in Appendix B lists ages of actresses when they
won Oscars, and the summary statistics are n = 82, x = 35.9 years, and s = 11.1 years. Use
a 0.01 significance level to test the claim that the mean age of actresses when they win Oscars
is 33 years.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F58c3aee5-b919-492e-a03c-9ccf98817b53%2F9dbfcabc-10e3-4413-9069-3a93b148717b%2F1yebu5o_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Testing Hypotheses. In Exercises 9-24, assume that a simple random sample has
been selected and test the given claim. Unless specified by your instructor, use either the
P-value method or the critical value method for testing hypotheses. Identify the null and
alternative hypotheses, test statistic, P-value (or range of P-values), critical value(s), and
state the final conclusion that addresses the original claim.
11. Oscar-Winning Actresses Data Set 11 in Appendix B lists ages of actresses when they
won Oscars, and the summary statistics are n = 82, x = 35.9 years, and s = 11.1 years. Use
a 0.01 significance level to test the claim that the mean age of actresses when they win Oscars
is 33 years.
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