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 5.1 years. At a = 0.06, is there enough evidence to reject the claim that smokers to quit smoking permanently is 13 years? Complete parts (a) through (e). 8.1 21.1 15.8 11.8 7.4 18.3 19.9 21.6 10.1 9.5 20.1 17.5 9.1 18.5 7.3 15.2 16.9 16.8 17.6 14.8 8.1 11.6 11.9 13.1 10.8 19.3 14.3 22.7 7.7 16.4 22.2 21.8 (a) Identify the claim and state the null hypothesis and alternative hypothesis. OA. Ho: ≥ 13 (claim) H₂H<13 O C. Ho: μ> 13 (claim) H₂ μs 13 OF. Ho: ≤13 (claim) H₂:μ> 13 OD. Ho: > 13 Haus 13 (claim) (b) Identify the standardized test statistic. Use technology. z = (Round to two decimal places as needed.) (c) Find the P-value. Use technology. OB. Ho: #13 (claim) H₂p=13 OE. Hop=13 (claim) Ha: #13
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 5.1 years. At a = 0.06, is there enough evidence to reject the claim that smokers to quit smoking permanently is 13 years? Complete parts (a) through (e). 8.1 21.1 15.8 11.8 7.4 18.3 19.9 21.6 10.1 9.5 20.1 17.5 9.1 18.5 7.3 15.2 16.9 16.8 17.6 14.8 8.1 11.6 11.9 13.1 10.8 19.3 14.3 22.7 7.7 16.4 22.2 21.8 (a) Identify the claim and state the null hypothesis and alternative hypothesis. OA. Ho: ≥ 13 (claim) H₂H<13 O C. Ho: μ> 13 (claim) H₂ μs 13 OF. Ho: ≤13 (claim) H₂:μ> 13 OD. Ho: > 13 Haus 13 (claim) (b) Identify the standardized test statistic. Use technology. z = (Round to two decimal places as needed.) (c) Find the P-value. Use technology. OB. Ho: #13 (claim) H₂p=13 OE. Hop=13 (claim) Ha: #13
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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