Question

Quiz: Chapter 8 Quiz Time Remaining: 00:58:59 Submit Quiz This Question: 1 pt 4 of 6 (1 complete) This Quiz: 6 pts possible Question Help In a study of 1 1 0 0 car crashes it was found that 5555 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? OA H:p> 0.5 B. Ho:p=0.5 H1: p>0.5 H1: p <0.5 H1 : p-0.5 HI: p=0.5 HI : p#0.5 H0 : p#0.5 H1: p 0.5 OE. b. What is the test staistic? 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 lo support the daim 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 are not questionable because there are so many samples in the study. B. The results might be questionable because the sponsor might have a self-serving interest in the results. O C. The results are not questionable as long as the null hypothesis is not rejected. Click to select your answer(s).

Answer 1

B. (b) 又22-2 1000 00977 esults (B