The lengths of time (in years) it took a random sample of 32 former smokers to quit smoking permanently are listed. Assu

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The Lengths Of Time In Years It Took A Random Sample Of 32 Former Smokers To Quit Smoking Permanently Are Listed Assu 1 (32.26 KiB) Viewed 25 times

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 4.6 years. At a = 0.03, is there enough evidence to reject the claim that the mean time it takes smokers to quit smoking permanently is 15 years? Complete parts (a) through (e). (a) Identify the claim and state the null hypothesis and alternative hypothesis. OA Ho: > 15 (claim) 8. Ho: 15 (claim) H₂*15 H₂: ps15 OD. H: >15 7.7 15.6 17.4 20.2 14.3 15.8 14.5 19.3 10.8 8.2 12.1 22.1 7.8 21.6 10.1 12.4 21.2 14.6 21.2 15.2 20.9 19.8 22.2 22.2 22.2 18.3 21.2 17.7 9.5 20.7 11.5 16.7 H₂:15 (claim) Z= OE Ho: s15 (claim) H₂>15 (b) Identify the standardized test statistic. Use technology. (Round to two decimal places as needed.) Help me solve this View an example Get more help. OC. Ho: 2 15 (claim) H₂: <15 OF. Ho:# 15 (claim) H₂H 15 Clear all Check answer NOT