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Mathematics, 17.04.2020 00:48 sarah121868

A certain drug is used to treat asthma. In a clinical trial of the drug, 28 of 277 treated subjects experienced headaches (based on data from the manufacturer). The accompanying calculator display shows results from a test of the claim that less than 10% of treated subjects experienced headaches. Use the normal distribution as an approximation to the binomial distribution and assume a 0.01 significance level to complete parts (a) through (e) below. 1-PropZTest propless than0.1 zequals0.060084177 pequals0.5239557039 ModifyingAbove p with caretequals0.1010830325 nequals277 a. Is the test two-tailed, left-tailed, or right-tailed? Left-tailed test Your answer is correct. Right tailed test Two-tailed test b. What is the test statistic? zequals 0.06 (Round to two decimal places as needed.) c. What is the P-value? P-valueequals 0.5240 (Round to four decimal places as needed.) d. What is the null hypothesis, and what do you conclude about it? Identify the null hypothesis. A. Upper H 0 : p not equals 0.1 B. Upper H 0 : p greater than 0.1 C. Upper H 0 : p equals 0.1

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A certain drug is used to treat asthma. In a clinical trial of the drug, 28 of 277 treated subjects...
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