THX Gear GMC |0 Mail |In Cours MAT 8) outlo M Inbox Pix b findz L Tests|@ Z Tes O' p-val |C Use T C Use T| New * Hom | how + X C https://www.mathxl.com/Student/PlayerTest.aspx?testld=230333247 G to ... 2021Summer - MAT-200-00SH1 Sean Kennedy & | @ | 07/09/21 4:32 PM Quiz: Quiz 6 - Chapter 8 Time Remaining: 01:00:26 Submit Quiz This Question: 1 pt 3 of 10 (1 complete) This Quiz: 10 pts possible In a study of 12,000 car crashes, it was found that 6048 of them occurred within 5 miles of home (based on insurance company data). Use a 0.01 significance level to test the claim that more than 50% of car crashes occur within 5 miles of home. Use this information to answer the following questions. a. Which of the following is the hypothesis test to be conducted? O A. Ho : p = 0.5 O B. Ho: P = 0.5 H1 : p # 0.5 H, : p > 0.5 O C. Ho: p 0.5 H1 : p = 0.5 H1 : p = 0.5 b. What is the test statistic? z= (Round to two decimal places as needed.) c. What is the P-value? P-value = (Round to four decimal places as needed.) d. What is the conclusion? Click to select your answer(s). ? 1 Type here to search O OHBay ( P X W ? 880F A D 24 4:32 PM 7/9/2021THX Gear GMC |0 Mail |In Cours MAT 8) outlo M Inbox Pix b findz L Tests|@ Z Tes O' p-val |C Use T C Use T| New * Hom | how + X C https://www.mathxl.com/Student/PlayerTest.aspx?testld=230333247 G to ... 2021Summer - MAT-200-00SH1 Sean Kennedy & | @ | 07/09/21 4:32 PM Quiz: Quiz 6 - Chapter 8 Time Remaining: 01:00:21 Submit Quiz This Question: 1 pt 3 of 10 (1 complete) This Quiz: 10 pts possible In a study of 12,000 car crashes, it was found that 6048 of them occurred within 5 miles of home (based on insurance company data). Use a 0.01 significance level to test the claim that more than 50% of car crashes occur within 5 miles of home. Use this information to answer the following questions. b. What is the test statistic? z=(Round to two decimal places as needed.) c. What is the P-value? P-value = (Round to four decimal places as needed.) d. What is the conclusion? O There is not sufficient evidence to support the claim that more than 50% of car crashes occur within 5 miles of home. O There is sufficient evidence to support the claim that more than 50% of car crashes occur within 5 miles of home. e. Are the results questionable because they are based on a survey sponsored by an insurance company? O A. The results might be questionable because the sponsor might have a self-serving interest in the results. O B. The results are not questionable because there are so many samples in the study. O C. The results are not questionable as long as the null hypothesis is not rejected. Click to select your answer(s). ? 1 OHGa = (P X W ? 880F A D 24 4:32 PM Type here to search O 7/9/2021
