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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. Assume the population standard deviation is 5.9 years. At a = 0.06, is there enough evidence to reject the claim that the mean time it takes smokers to quit smoking permanently is 13 years? 20.4 13.1 21.9 . 8.6 15.8 15.1 12.4 15.2 . 12.3 9.2 13.4 14.9 19.9 . 11.4 11.8 Write the claim mathematically and identify the H0 and Ha. Choose the correct answer below. O H0: )1, 7': 13 (claim) Ha: ,u. : 13 O Hozu S 13 (claim) Ha: ,u. > 13 0 H04 3 13 Ha: p. > 13 (claim) 0 Ho: )1. = 13 (claim) Ha: p. a 13 O Ho: )1 2 13 (claim) Ha: M