Assume that the two samples are independent simple random samples selected from normally distributed populations. Do not assume that the population standard deviations are equal. Refer to the accompanying data set. Use a 0.05 significance level to test the claim that women and men have the same mean diastolic blood pressure. Women Men Women Men 69.0 70.0 65.0 63.0 93.0 64.0 71.0 81.0 81.0 69.0 57.0 93.0 65.0 59.0 59.0 81.0 73.0 64.0 80.0 89.0 80.0 71.0 72.0 63.0 58.0 59.0 70.0 72.0 51.0 40.0 64.0 79.0 73.0 65.0 66.0 76.0 87.0 66.0 83.0 59.0 68.0 81.0 55.0 65.0 61.0 73.0 75.0 85.0 71.0 53.0 75.0 73.0 63.0 75.0 51.0 69.0 65.0 52.0 89.0 68.0 89.0 91.0 57.0 69.0 57.0 78.0 82.0 74.0 83.0 81.0 83.0 72.0 70.0 59.0 77.0 68.0 61.0 71.0 65.0 77.0 71.0 79.0 71.0 69.0 72.0 103.0 61.0 51.0 89.0 60.0 87.0 66.0 69.0 78.0 57.0 71.0 65.0 72.0 75.0 65.0 67.0 83.0 77.0 76.0 70.0 63.0 89.0 53.0 83.0 67.0 65.0 55.0 75.0 55.0 70.0 67.0 90.0 84.0 80.0 85.0 63.0 77.0 42.0 84.0 70.0 56.0 74.0 73.0 77.0 63.0 72.0 79.0 90.0 67.0 46.0 71.0 87.0 71.0 72.0 57.0 60.0 48.0 87.0 85.0 78.0 65.0 78.0 81.0 82.0 76.0 69.0 58.0 78.0 74.0 67.0 69.0 83.0 55.0 71.0 63.0 76.0 69.0 81.0 65.0 61.0 63.0 63.0 71.0 63.0 67.0 98.0 65.0 77.0 79.0 67.0 63.0 59.0 73.0 72.0 77.0 69.0 74.0 63.0 87.0 65.0 65.0 69.0 76.0 55.0 91.0 68.0 94.0 65.0 66.0 75.0 96.0 72.0 77.0 60.0 74.0 63.0 48.0 68.0 80.0 71.0 89.0 55.0 74.0 78.0 89.0 57.0 57.0 65.0 67.0 69.0 78.0 84.0 73.0 68.0 73.0 60.0 66.0 74.0 50.0 94.0 75.0 75.0 75.0 57.0 87.0 40.0 82.0 77.0 55.0 72.0 66.0 74.0 91.0 56.0 82.0 57.0 82.0 68.0 74.0 78.0 89.0 80.0 83.0 67.0 94.0 65.0 53.0 91.0 89.0 75.0 85.0 46.0 88.0 64.0 98.0 46.0 102.0 65.0 68.0 67.0 69.0 57.0 68.0 70.0 82.0 96.0 69.0 55.0 69.0 73.0 69.0 71.0 65.0 63.0 46.0 65.0 63.0 85.0 57.0 72.0 69.0 55.0 51.0 71.0 69.0 68.0 65.0 54.0 44.0 74.0 75.0 81.0 63.0 74.0 69. Calculate the test statistic. t= (Round to two decimal places as needed.)
Assume that the two samples are independent simple random samples selected from normally distributed populations. Do not assume that the population standard deviations are equal. Refer to the accompanying data set. Use a 0.05 significance level to test the claim that women and men have the same mean diastolic blood pressure. Women Men Women Men 69.0 70.0 65.0 63.0 93.0 64.0 71.0 81.0 81.0 69.0 57.0 93.0 65.0 59.0 59.0 81.0 73.0 64.0 80.0 89.0 80.0 71.0 72.0 63.0 58.0 59.0 70.0 72.0 51.0 40.0 64.0 79.0 73.0 65.0 66.0 76.0 87.0 66.0 83.0 59.0 68.0 81.0 55.0 65.0 61.0 73.0 75.0 85.0 71.0 53.0 75.0 73.0 63.0 75.0 51.0 69.0 65.0 52.0 89.0 68.0 89.0 91.0 57.0 69.0 57.0 78.0 82.0 74.0 83.0 81.0 83.0 72.0 70.0 59.0 77.0 68.0 61.0 71.0 65.0 77.0 71.0 79.0 71.0 69.0 72.0 103.0 61.0 51.0 89.0 60.0 87.0 66.0 69.0 78.0 57.0 71.0 65.0 72.0 75.0 65.0 67.0 83.0 77.0 76.0 70.0 63.0 89.0 53.0 83.0 67.0 65.0 55.0 75.0 55.0 70.0 67.0 90.0 84.0 80.0 85.0 63.0 77.0 42.0 84.0 70.0 56.0 74.0 73.0 77.0 63.0 72.0 79.0 90.0 67.0 46.0 71.0 87.0 71.0 72.0 57.0 60.0 48.0 87.0 85.0 78.0 65.0 78.0 81.0 82.0 76.0 69.0 58.0 78.0 74.0 67.0 69.0 83.0 55.0 71.0 63.0 76.0 69.0 81.0 65.0 61.0 63.0 63.0 71.0 63.0 67.0 98.0 65.0 77.0 79.0 67.0 63.0 59.0 73.0 72.0 77.0 69.0 74.0 63.0 87.0 65.0 65.0 69.0 76.0 55.0 91.0 68.0 94.0 65.0 66.0 75.0 96.0 72.0 77.0 60.0 74.0 63.0 48.0 68.0 80.0 71.0 89.0 55.0 74.0 78.0 89.0 57.0 57.0 65.0 67.0 69.0 78.0 84.0 73.0 68.0 73.0 60.0 66.0 74.0 50.0 94.0 75.0 75.0 75.0 57.0 87.0 40.0 82.0 77.0 55.0 72.0 66.0 74.0 91.0 56.0 82.0 57.0 82.0 68.0 74.0 78.0 89.0 80.0 83.0 67.0 94.0 65.0 53.0 91.0 89.0 75.0 85.0 46.0 88.0 64.0 98.0 46.0 102.0 65.0 68.0 67.0 69.0 57.0 68.0 70.0 82.0 96.0 69.0 55.0 69.0 73.0 69.0 71.0 65.0 63.0 46.0 65.0 63.0 85.0 57.0 72.0 69.0 55.0 51.0 71.0 69.0 68.0 65.0 54.0 44.0 74.0 75.0 81.0 63.0 74.0 69. Calculate the test statistic. t= (Round to two decimal places as needed.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Assume that the two samples are independent simple random samples selected from normally distributed populations. Do not assume that the population standard deviations are equal.
Refer to the accompanying data set. Use a
0.05 significance level to test the claim that women and men have the same mean diastolic blood pressure.
Women Men Women Men
69.0 70.0 65.0 63.0
93.0 64.0 71.0 81.0
81.0 69.0 57.0 93.0
65.0 59.0 59.0 81.0
73.0 64.0 80.0 89.0
80.0 71.0 72.0 63.0
58.0 59.0 70.0 72.0
51.0 40.0 64.0 79.0
73.0 65.0 66.0 76.0
87.0 66.0 83.0 59.0
68.0 81.0 55.0 65.0
61.0 73.0 75.0 85.0
71.0 53.0 75.0 73.0
63.0 75.0 51.0 69.0
65.0 52.0 89.0 68.0
89.0 91.0 57.0 69.0
57.0 78.0 82.0 74.0
83.0 81.0 83.0 72.0
70.0 59.0 77.0 68.0
61.0 71.0 65.0 77.0
71.0 79.0 71.0 69.0
72.0 103.0 61.0 51.0
89.0 60.0 87.0 66.0
69.0 78.0 57.0 71.0
65.0 72.0 75.0 65.0
67.0 83.0 77.0 76.0
70.0 63.0 89.0 53.0
83.0 67.0 65.0 55.0
75.0 55.0 70.0 67.0
90.0 84.0 80.0 85.0
63.0 77.0 42.0 84.0
70.0 56.0 74.0 73.0
77.0 63.0 72.0 79.0
90.0 67.0 46.0 71.0
87.0 71.0 72.0 57.0
60.0 48.0 87.0 85.0
78.0 65.0 78.0 81.0
82.0 76.0 69.0 58.0
78.0 74.0 67.0 69.0
83.0 55.0 71.0 63.0
76.0 69.0 81.0 65.0
61.0 63.0 63.0 71.0
63.0 67.0 98.0 65.0
77.0 79.0 67.0 63.0
59.0 73.0 72.0 77.0
69.0 74.0 63.0 87.0
65.0 65.0 69.0 76.0
55.0 91.0 68.0 94.0
65.0 66.0 75.0 96.0
72.0 77.0 60.0 74.0
63.0 48.0 68.0 80.0
71.0 89.0 55.0 74.0
78.0 89.0 57.0 57.0
65.0 67.0 69.0 78.0
69.0 70.0 65.0 63.0
93.0 64.0 71.0 81.0
81.0 69.0 57.0 93.0
65.0 59.0 59.0 81.0
73.0 64.0 80.0 89.0
80.0 71.0 72.0 63.0
58.0 59.0 70.0 72.0
51.0 40.0 64.0 79.0
73.0 65.0 66.0 76.0
87.0 66.0 83.0 59.0
68.0 81.0 55.0 65.0
61.0 73.0 75.0 85.0
71.0 53.0 75.0 73.0
63.0 75.0 51.0 69.0
65.0 52.0 89.0 68.0
89.0 91.0 57.0 69.0
57.0 78.0 82.0 74.0
83.0 81.0 83.0 72.0
70.0 59.0 77.0 68.0
61.0 71.0 65.0 77.0
71.0 79.0 71.0 69.0
72.0 103.0 61.0 51.0
89.0 60.0 87.0 66.0
69.0 78.0 57.0 71.0
65.0 72.0 75.0 65.0
67.0 83.0 77.0 76.0
70.0 63.0 89.0 53.0
83.0 67.0 65.0 55.0
75.0 55.0 70.0 67.0
90.0 84.0 80.0 85.0
63.0 77.0 42.0 84.0
70.0 56.0 74.0 73.0
77.0 63.0 72.0 79.0
90.0 67.0 46.0 71.0
87.0 71.0 72.0 57.0
60.0 48.0 87.0 85.0
78.0 65.0 78.0 81.0
82.0 76.0 69.0 58.0
78.0 74.0 67.0 69.0
83.0 55.0 71.0 63.0
76.0 69.0 81.0 65.0
61.0 63.0 63.0 71.0
63.0 67.0 98.0 65.0
77.0 79.0 67.0 63.0
59.0 73.0 72.0 77.0
69.0 74.0 63.0 87.0
65.0 65.0 69.0 76.0
55.0 91.0 68.0 94.0
65.0 66.0 75.0 96.0
72.0 77.0 60.0 74.0
63.0 48.0 68.0 80.0
71.0 89.0 55.0 74.0
78.0 89.0 57.0 57.0
65.0 67.0 69.0 78.0
84.0 73.0 68.0 73.0
60.0 66.0 74.0 50.0
94.0 75.0 75.0 75.0
57.0 87.0 40.0 82.0
77.0 55.0 72.0 66.0
74.0 91.0 56.0 82.0
57.0 82.0 68.0 74.0
78.0 89.0 80.0 83.0
67.0 94.0 65.0 53.0
91.0 89.0 75.0 85.0
46.0 88.0 64.0 98.0
46.0 102.0 65.0 68.0
67.0 69.0 57.0 68.0
70.0 82.0 96.0 69.0
55.0 69.0 73.0 69.0
71.0 65.0 63.0 46.0
65.0 63.0 85.0 57.0
72.0 69.0 55.0 51.0
71.0 69.0 68.0
65.0 54.0 44.0
74.0 75.0 81.0
63.0
74.0
69.
94.0 75.0 75.0 75.0
57.0 87.0 40.0 82.0
77.0 55.0 72.0 66.0
74.0 91.0 56.0 82.0
57.0 82.0 68.0 74.0
78.0 89.0 80.0 83.0
67.0 94.0 65.0 53.0
91.0 89.0 75.0 85.0
46.0 88.0 64.0 98.0
46.0 102.0 65.0 68.0
67.0 69.0 57.0 68.0
70.0 82.0 96.0 69.0
55.0 69.0 73.0 69.0
71.0 65.0 63.0 46.0
65.0 63.0 85.0 57.0
72.0 69.0 55.0 51.0
71.0 69.0 68.0
65.0 54.0 44.0
74.0 75.0 81.0
63.0
74.0
69.
Calculate the test statistic.
t=
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