A car manufacturer claims that the company's newest model has a peak power of exactly 329 horsepower. Katherine is a reporter for an automotive magazine. She is testing the manufacturer's claim and says that the population mean peak power is less than the advertised amount. She measures the peak horsepower of 42 randomly selected cars of the new model. The sample mean is 327.74 horsepower with a standard deviation of 2.41 horsepower. Should Katherine reject or fail to reject the null hypothesis given the sample data below?• H = 329 versus H: < 329 • a=0.05 (significance level). te-3.39 with 41 degrees of freedom. p-value< 0.005Select the correct answer below: A. Reject the null hypothesis because p-value < 0.005 is less than the significance level a = 0.05. B. Reject the null hypothesis because - 3.39 <0.05. C. Fail to reject the null hypothesis because p-value < 0.005 is less than the significance level a 0,05
+5
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “A car manufacturer claims that the company's newest model has a peak power of exactly 329 horsepower. Katherine is a reporter for an ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Home » Mathematics » A car manufacturer claims that the company's newest model has a peak power of exactly 329 horsepower. Katherine is a reporter for an automotive magazine.