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Identify the null hypothesis-alternative hypothesis

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Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses both the claim and the significance level alpha. Use the P-value method.

1. A certain drug is used to treat asthma. In a clinical trial of the drug, 25 of 256 treated subjects experienced headaches (based on data from the manufacturer). Use a .01 level of significance to test the claim that less than 11% of treated subjects experienced headaches. Use the normal distribution as an approximation to the binomial distribution.

Reference no: EM132501696

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