Question
number 14
Left-tailed test, a = 0.1, n TL-1.32 3 22 Ho-1.333 13) Find the standardized test statistic t for a sample with n if H0: -30. Round your answer to three decimal places. 12, x 312' s =22, and a 0.01 13) 1.890 60 speeding tickets a day in their area. 14) A local group claims that the police issue more 14) To prove their point, they randomly select two weeks. Their research yields the number ot tickets issued for each day. The data are listed below. At a = 0.01, test the group's claim using P-values 70 48 41 68 69 55 70 57 60 83 32 60 72 58 TIPLE CH OICE. Choose the one alternative that best completes the statement or answers the question. 15) Determine whether the normal sampling distribution can be used. The claim is p 0.015 and the sample size is n = 150. B) Do not use the normal distribution. A) Use the normal distribution. ANSWER. Write the word or phrase that best completes each statement or answers the question. 16) An airline claims that the no-show rate for passengers is less than 5%. In a sample of 420 16) T randomly selected reservations, 19 were no-shows. At = 0.01, test the airline's claim. ndressional district are registered Democrats. 17
Explanation / Answer
Fail to reject null hypothesis
Mean 60.2143 std. dev. 13.4289 n 14.0000 SE 3.5890 t 0.0597 p-value 0.4766
