HW8#10 A certain drug is used to treat asthma. In a clinical trial of theâ€‹ drug,17 of...

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HW8#10
A certain drug is used to treat asthma. In a clinical trial oftheâ€‹ drug,17 of 288 treated subjects experienced headachesâ€‹ (basedon data from theâ€‹ manufacturer). The accompanying calculatordisplay shows results from a test of the claim that less than 10â€‹%of treated subjects experienced headaches. Use the normaldistribution as an approximation to the binomial distribution andassume a 0.05 significance level to complete partsâ€‹ (a) throughâ€‹(e) below.
A. Is the test two-tailed, Left-tailed, or right tailed?
B. What is the test statistic?
Â Â z=
Â Â Round two decimal places as needed.
C. What is the P-value?
Round four decimal places as needed.
D. What is the null hypothesis, and what do you conclude aboutit?
E. What is the final conclusion?
Â Â There is or is not sufficient evidence?

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Solution A Left tailed test State the hypotheses The first step is to state the null hypothesis and an alternative hypothesis Null hypothesis P 010 Alternative hypothesis P 010 Note that See Answer

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