When 14 different second-year medical students measured the systolic blood pressure of the same person, they obtained the results listed below (in mmHg). Assuming that the population standard deviation is known to be 10 mmHg, use a 0.05 significance level to test the claim that the mean blood pressure level is less than 140 mmHg Assume the blood pressure levels are normally distributed. 120 150 138 135 120 120 125 120 130 140 144 143 130 140 Hint: When given a list of data, type it into List1. Be sure to choose 'Data' instead of 'Stats' when performing your hypothesis test! (a) Identify the null hypothesis and alternative hypothesis. O A. Ho: H 140 versus H: > 140 O B. Ho: H140 versus H:140 O C. Ho: H 140 versus H1: H140 < (b) Identify the P-value. (Round to four decimal places as needed.) (c) What is the final conclusion? O A. Fail to reject Ho. There is sufficient evidence to support the claim. B. Reject H. There is sufficient evidence to support the claim. O C. Fail to reject Ho. There is not sufficient evidence to support the claim D. Reject Ho. There is not sufficient evidence to support the claim.

When 14 different second-year medical students measured the systolic blood pressure of the same person, they obtained the results listed below (in mmHg). Assuming that the population standard deviation is known to be 10 mmHg, use a 0.05 significance level to test the claim that the mean blood pressure level is less than 140 mmHg Assume the blood pressure levels are normally distributed. 120 150 138 135 120 120 125 120 130 140 144 143 130 140 Hint: When given a list of data, type it into List1. Be sure to choose 'Data' instead of 'Stats' when performing your hypothesis test! (a) Identify the null hypothesis and alternative hypothesis. O A. Ho: H 140 versus H: > 140 O B. Ho: H140 versus H:140 O C. Ho: H 140 versus H1: H140 < (b) Identify the P-value. (Round to four decimal places as needed.) (c) What is the final conclusion? O A. Fail to reject Ho. There is sufficient evidence to support the claim. B. Reject H. There is sufficient evidence to support the claim. O C. Fail to reject Ho. There is not sufficient evidence to support the claim D. Reject Ho. There is not sufficient evidence to support the claim.

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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Question

im confused on this porblem

When 14 different second-year medical students measured the systolic blood pressure of the same person, they obtained the results listed below (in mmHg). Assuming
that the population standard deviation is known to be 10 mmHg, use a 0.05 significance level to test the claim that the mean blood pressure level is less than 140 mmHg
Assume the blood pressure levels are normally distributed.
120
150
138
135
120
120
125
120
130
140
144
143
130
140
Hint: When given a list of data, type it into List1. Be sure to choose 'Data' instead of 'Stats' when performing your hypothesis test!
(a) Identify the null hypothesis and alternative hypothesis.
O A.
Ho: H
140 versus H: > 140
O B.
Ho: H140 versus H:140
O C. Ho: H 140 versus H1: H140
<
(b) Identify the P-value.
(Round to four decimal places as needed.)
(c) What is the final conclusion?
O A. Fail to reject Ho. There is sufficient evidence to support the claim.
B. Reject H. There is sufficient evidence to support the claim.
O C. Fail to reject Ho. There is not sufficient evidence to support the claim
D. Reject Ho. There is not sufficient evidence to support the claim.

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