Question

The lengths of time (in years) it took a random sample of 32 former smokers to quit smoking permanently are listed. Assume the population standard deviation is 64 years Atl a 0 .08, is there enough evidence to reject the claim that the mean time it takes smokers to quit smoking permanently is 14 years? Complete parts (a) through (e). 10.1 16.7 19.6 21.6 11.2 7.7 129 21.3 14.3 14.5 142 20.7 14.9 11.1 72 214 7.1 21.8 123 8.3 206 165 166 128 12.1 12.3 222 224 8.5 158 113 204 (a) Identify the claim and state the null hypothesis and alternative hypothesis OA. Ho: μ # 14 (claim) 08. Ho: μ214 (am) H B14 Ha: μ # 14 (b) Identity the standardized test statistic. Use technology Round to two decimal places as needed.) (c) Find the P-value. Use technology P-O(Round to three dec mal places as needed ) d) Decide whether to reject or ail to rejact the null hypothesis and (e) inherpret the dacision n the contest of the ongnal daim at the 'hs level of stianc decision in the context of the oniginal claim at the 6%s Hevel of signiticance claim that the mean time i takes OB. Roject Ho There is not sufficient evidence to rejsct he claim thut the O A. Fail to reject Ho- There is not O C. Falil to reject Ho. There is sufficiant evidence to reject the claim that the mean tme Click to select your answerls) to quit smoking permanenitly is 14 years smokers to quit smoking permanently is 14 years End Home F3 8

Answer 1