The heights (in cm) and weights (in kg) of thirteen male and ten female students are given below: Male Female Height Weight Height Weight Height Weight Height Weight 183 65-5 190 79.5 170 72-5 160 54-0 170 64.0 182 62-0 165 51.0 160 65-5 178 64.0 192 86-0 168 57.5 157 56-5 173 66-0 173 76-5 163 44-5 175 58.5 175 64-0 160 52-0 178 67.0 188 64.0 155 59-5 185 72-0 168 64.5 (a) Obtain 95% confidence intervals for the correlation coefficients between height and weight for the male and female students. (b) Is there any evidence in the data to suggest that the two correlation coefficients differ?
The heights (in cm) and weights (in kg) of thirteen male and ten female students are given below: Male Female Height Weight Height Weight Height Weight Height Weight 183 65-5 190 79.5 170 72-5 160 54-0 170 64.0 182 62-0 165 51.0 160 65-5 178 64.0 192 86-0 168 57.5 157 56-5 173 66-0 173 76-5 163 44-5 175 58.5 175 64-0 160 52-0 178 67.0 188 64.0 155 59-5 185 72-0 168 64.5 (a) Obtain 95% confidence intervals for the correlation coefficients between height and weight for the male and female students. (b) Is there any evidence in the data to suggest that the two correlation coefficients differ?
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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Transcribed Image Text:The heights (in cm) and weights (in kg) of thirteen male and ten female students are given
below:
Male
Female
Height
Weight
Height Weight Height Weight Height Weight
183
65.5
190
79.5
170
72.5
160
54-0
170
64.0
182
62.0
165
51-0
160
65.5
178
64.0
192
86-0
168
57.5
157
56-5
173
66.0
173
76.5
163
44-5
175
58-5
175
64-0
160
52.0
178
67.0
188
64.0
155
59.5
185
72-0
168
64.5
....
(a) Obtain 95% confidence intervals for the correlation coefficients between height and weight
for the male and female students.
(b) Is there any evidence in the data to suggest that the two correlation coefficients differ?
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