(a) The table below shows the results of two variables (A and B). We would like to know if variable A was related to variable B or if these 2 variables are independent. Use chi-square to test whether variable A and variable B are independent. Test at the following level of significance (? % ) (i) 1% (ii) 5% 59 44 51 41 51 55 61 59 66 72 72 71
(a) The table below shows the results of two variables (A and B). We would like to know if variable A was related to variable B or if these 2 variables are independent. Use chi-square to test whether variable A and variable B are independent. Test at the following level of significance (? % ) (i) 1% (ii) 5% 59 44 51 41 51 55 61 59 66 72 72 71
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) The table below shows the results of two variables (A and B). We would like to know if variable A was related to variable B or if these 2 variables are independent. Use chi-square to test whether variable A and variable B are independent. Test at the following level of significance (? % ) (i) 1% (ii) 5%
59 | 44 | 51 |
41 | 51 | 55 |
61 | 59 | 66 |
72 | 72 | 71 |
(b) Let X be the Random Variable representing the number of boys in families with 3 children. Find the mean.
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