Select all that apply: Reject the null hypothesis. Fail to reject the null hypothesis. There is sufficient evidence at the α=0.01 level of significance to conclude that the population mean braking...





Select all that apply:











  • Reject the null hypothesis.









  • Fail to reject the null hypothesis.









  • There is sufficient evidence at the α=0.01 level of significance to conclude that the population mean braking distance of the Hawk is less than the population mean braking distance of the Wildcat.









  • There is insufficient evidence at the α=0.01 level of significance to conclude that the population mean braking distance of the Hawk is less than the population mean braking distance of the Wildcat.







An automobile manufacturer claims that the population mean braking distance of its premiere vehicle, the Hawk, is<br>less than the population mean braking distance of its main competitor, the Wildcat. Ryan Pottier is a writer for a national<br>automotive magazine and would like to verify the claim made by the manufacturer for an article. He contacts the<br>manufacturer of each vehicle and uses the information to assume that the population standard deviation of the braking<br>distance from 60 miles per hour to O is 4.59 ft for the Hawk and 4.38 ft for the Wildcat. Ryan randomly selects brand new<br>vehicles of each model and conducts a brake test on each car, where each vehicle is stopped from 60 miles per hour in a<br>controlled environment. The results of the test are provided in the table below. Let -0.0 1.xi be the population braking<br>distance in feet of the Hawk, and u2 be the population mean braking distance in feet of the Wildcat. If the test statistic is<br>z -2.24 and the rejection region is less than -zo.01-2.326, what conclusion could be made about the population<br>mean braking distance of the Hawk and the Wildcat? Identify all of the appropriate conclusions.<br>Wildcat<br>2 117.36 ft<br>,

Extracted text: An automobile manufacturer claims that the population mean braking distance of its premiere vehicle, the Hawk, is less than the population mean braking distance of its main competitor, the Wildcat. Ryan Pottier is a writer for a national automotive magazine and would like to verify the claim made by the manufacturer for an article. He contacts the manufacturer of each vehicle and uses the information to assume that the population standard deviation of the braking distance from 60 miles per hour to O is 4.59 ft for the Hawk and 4.38 ft for the Wildcat. Ryan randomly selects brand new vehicles of each model and conducts a brake test on each car, where each vehicle is stopped from 60 miles per hour in a controlled environment. The results of the test are provided in the table below. Let -0.0 1.xi be the population braking distance in feet of the Hawk, and u2 be the population mean braking distance in feet of the Wildcat. If the test statistic is z -2.24 and the rejection region is less than -zo.01-2.326, what conclusion could be made about the population mean braking distance of the Hawk and the Wildcat? Identify all of the appropriate conclusions. Wildcat 2 117.36 ft ,"2-32 Hawk 114.83 ft , =31 Select all that apply:
Jun 01, 2022
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