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A certain drug is used to treat asthma. In a clinical trial of the drug, 22 of 257 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 0.05 significance level to complete parts (a) through (e) below. 1-PropZTest prop <0.1 2= -0.769332196 p=0.2208480644 p=0.0856031128 n=257 P-value = (Round to four decimal places as needed.) d. What is the null hypothesis, and what do you conclude about it? Identify the null hypothesis. O A. Ho: p#0.1 О в. Но: р> 0.1 OC. Ho: p<0.1 O D. Ho: p= 0.1 Decide whether to reject the null hypothesis. Choose the correct answer below. O A. Reject the null hypothesis because the P-value is greater than the significance level, a. O B. Reject the null hypothesis because the P-value is less than or equal to the significance level, a. O C. Fail to reject the null hypothesis because the P-value is greater than the significance level, a. O D. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a. e. What is the final conclusion? O A. There is not sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. O B. There is sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. OC. There is not sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. O D. There is sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches.

A certain drug is used to treat asthma. In a clinical trial of the drug, 22 of 257 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 0.05 significance level to complete parts (a) through (e) below. 1-PropZTest prop <0.1 2= -0.769332196 p=0.2208480644 p=0.0856031128 n=257 P-value = (Round to four decimal places as needed.) d. What is the null hypothesis, and what do you conclude about it? Identify the null hypothesis. O A. Ho: p#0.1 О в. Но: р> 0.1 OC. Ho: p<0.1 O D. Ho: p= 0.1 Decide whether to reject the null hypothesis. Choose the correct answer below. O A. Reject the null hypothesis because the P-value is greater than the significance level, a. O B. Reject the null hypothesis because the P-value is less than or equal to the significance level, a. O C. Fail to reject the null hypothesis because the P-value is greater than the significance level, a. O D. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a. e. What is the final conclusion? O A. There is not sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. O B. There is sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. OC. There is not sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. O D. There is sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 8SGR
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A certain drug is used to treat asthma. In a clinical trial of the drug, 22 of 257 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 0.05 significance level to complete parts (a) through (e) below. 1-PropZTest prop <0.1 z = - 0.769332196 p= 0.2208480644 p= 0.0856031128 n = 257 P-value = (Round to four decimal places as needed.) d. What is the null hypothesis, and what do you conclude about it? Identify the null hypothesis. O A. Ho: p#0.1 O B. Ho:p>0.1 O C. Ho: p<0.1 O D. Ho:p=0.1 Decide whether to reject the null hypothesis. Choose the correct answer below. A. Reject the null hypothesis because the P-value is greater than the significance level, a. B. Reject the null hypothesis because the P-value is less than or equal to the significance level, a. C. Fail to reject the null hypothesis because the P-value is greater than the significance level, a. O D. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a. e. What is the final conclusion? A. There is not sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. B. There is sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. C. There is not sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. D. There is sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. Click to select your answer(s).
Transcribed Image Text:A certain drug is used to treat asthma. In a clinical trial of the drug, 22 of 257 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 0.05 significance level to complete parts (a) through (e) below. 1-PropZTest prop <0.1 z = - 0.769332196 p= 0.2208480644 p= 0.0856031128 n = 257 P-value = (Round to four decimal places as needed.) d. What is the null hypothesis, and what do you conclude about it? Identify the null hypothesis. O A. Ho: p#0.1 O B. Ho:p>0.1 O C. Ho: p<0.1 O D. Ho:p=0.1 Decide whether to reject the null hypothesis. Choose the correct answer below. A. Reject the null hypothesis because the P-value is greater than the significance level, a. B. Reject the null hypothesis because the P-value is less than or equal to the significance level, a. C. Fail to reject the null hypothesis because the P-value is greater than the significance level, a. O D. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a. e. What is the final conclusion? A. There is not sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. B. There is sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. C. There is not sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. D. There is sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. Click to select your answer(s).
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