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The claim is that smokers have a mean cotinine level greater than the level of 2.84 ng/mL found for nonsmokers. (Cotinine is used as a

The claim is that smokers have a mean cotinine level greater than the level of 2.84 ng/mL found for nonsmokers. (Cotinine is used as a biomarker for exposure to nicotine.) The sample size is n = 739 and the test statistic is t = 52.124. Use technology to find the P-value. Based on the result, what is the final conclusion? Use a significance level of 0.05.

State the null and alternative hypotheses.

H0: p

H1: H

(Type integers or decimals. Do not round.)

The test statistic is

(Round to two decimal places as needed.)

The P-value is

(Round to three decimal places as needed.)

Based on the P-value, there         sufficient evidence at a significance level of 0.05 to          the claim that smokers have a mean cotinine level greater than the level of 2.84 ng/mL found for nonsmokers.

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