Test the null hypothesis B= 60 against the alternative hypothesis B > 60 at the 0.01 level of significance.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Question d

Q1
The data below shows that the weights (in kg) of a mother and her newborn baby.
Table Q1: Newborn baby weights
Mother's weight, x
Baby's weight, y
46
2.7 2.9
70
57 59
3.7
3.5
3.0 3.2
65
56
75
67
3.3
3.1
(b)
Calculate the sample correlation coefficient between the weight of the mother and the
baby. Interpret the result.
(c)
Calculate the value of Sum Squares Error (SSE) and Mean Square Error (MSE).
Test the null hypothesis B = 60 against the alternative hypothesis Bi > 60 at the 0.01
level of significance.
(d)
Transcribed Image Text:Q1 The data below shows that the weights (in kg) of a mother and her newborn baby. Table Q1: Newborn baby weights Mother's weight, x Baby's weight, y 46 2.7 2.9 70 57 59 3.7 3.5 3.0 3.2 65 56 75 67 3.3 3.1 (b) Calculate the sample correlation coefficient between the weight of the mother and the baby. Interpret the result. (c) Calculate the value of Sum Squares Error (SSE) and Mean Square Error (MSE). Test the null hypothesis B = 60 against the alternative hypothesis Bi > 60 at the 0.01 level of significance. (d)
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