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A certain drug is used to treat asthma. In a clinical trial of the drug, 27 of 262 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. a. Is the test two-tailed, left-tailed, or right-tailed? O Right tailed test O Left-tailed test OTwo-tailed test b. What is the test statistic? (Round to two decimal places as needed.) c. What is the P-value? 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. OA. Hg: p>0.1 OB. Ho: p*0.1 OC. Ho: p<0.1 OD. Ho: p=0.1 Decide whether to reject the null hypothesis. Choose the correct answer below. OA. Reject the null hypothesis because the P-value is less than or equal to the significance level, a. OB. Fail to reject the null hypothesis because the P-value is greater than the significance level, a OC. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a OD. Reject the null hypothesis because the P-value is greater than the significance level, a e. What is the final conclusion? OA. There is sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. OB. There is not sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. OC. There is sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. OD. There is not sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. com 1-Prop Test prop<0.1 -0.164747217 p-0.5454285245 p-0.103053435 n-262

A certain drug is used to treat asthma. In a clinical trial of the drug, 27 of 262 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. a. Is the test two-tailed, left-tailed, or right-tailed? O Right tailed test O Left-tailed test OTwo-tailed test b. What is the test statistic? (Round to two decimal places as needed.) c. What is the P-value? 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. OA. Hg: p>0.1 OB. Ho: p*0.1 OC. Ho: p<0.1 OD. Ho: p=0.1 Decide whether to reject the null hypothesis. Choose the correct answer below. OA. Reject the null hypothesis because the P-value is less than or equal to the significance level, a. OB. Fail to reject the null hypothesis because the P-value is greater than the significance level, a OC. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a OD. Reject the null hypothesis because the P-value is greater than the significance level, a e. What is the final conclusion? OA. There is sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. OB. There is not sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. OC. There is sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. OD. There is not sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. com 1-Prop Test prop<0.1 -0.164747217 p-0.5454285245 p-0.103053435 n-262

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A certain drug is used to treat asthma. In a clinical trial of the drug, 27 of 262 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. a. Is the test two-tailed, left-tailed, or right-tailed? O Right tailed test O Left-tailed test O Two-tailed test b. What is the test statistic? (Round to two decimal places as needed.) c. What is the P-value? 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. OA. Ho: p>0.1 OB. Ho: p*0.1 OC. Ho: p<0.1 OD. Ho: p=0.1 Decide whether to reject the null hypothesis. Choose the correct answer below. OA. Reject the null hypothesis because the P-value is less than or equal to the significance level, c. OB. Fail to reject the null hypothesis because the P-value is greater than the significance level, a OC. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a. OD. Reject the null hypothesis because the P-value is greater than the significance level, a. e. What is the final conclusion? OA. There is sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. OB. There is not sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. OC. There is sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. D. There is not sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. 1-Prop Test prop <0.1 z-0.164747217 p-0.5654285245 p-0.1030534351 n-262
Transcribed Image Text:A certain drug is used to treat asthma. In a clinical trial of the drug, 27 of 262 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. a. Is the test two-tailed, left-tailed, or right-tailed? O Right tailed test O Left-tailed test O Two-tailed test b. What is the test statistic? (Round to two decimal places as needed.) c. What is the P-value? 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. OA. Ho: p>0.1 OB. Ho: p*0.1 OC. Ho: p<0.1 OD. Ho: p=0.1 Decide whether to reject the null hypothesis. Choose the correct answer below. OA. Reject the null hypothesis because the P-value is less than or equal to the significance level, c. OB. Fail to reject the null hypothesis because the P-value is greater than the significance level, a OC. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a. OD. Reject the null hypothesis because the P-value is greater than the significance level, a. e. What is the final conclusion? OA. There is sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. OB. There is not sufficient evidence to support the claim that less than 10% of treated subjects experienced headaches. OC. There is sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. D. There is not sufficient evidence to warrant rejection of the claim that less than 10% of treated subjects experienced headaches. 1-Prop Test prop <0.1 z-0.164747217 p-0.5654285245 p-0.1030534351 n-262
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