Q2) A researcher wants to know if the mean times (in minutes) that people watch their favourite news station are the same. The following table shows the result of a study. TV Channel 1 TV Channel 2 TV Channel 3 45 15 72 12 43 37 18 68 56 38 50 60 23 31 51 35 22 (a) Test at a = 0.05 if the mean times (in minutes) that people watch their favourite news station are the same. (b) Test whether there is difference in the population variances between TV Channel 1 and TV Channel 2 using 5% level of significance. (c) Test whether there is a difference in the mean times (in minutes) that people watch their favourite news station between TV Channel 1 and 2 at 2% level of significance.
Q2) A researcher wants to know if the mean times (in minutes) that people watch their favourite news station are the same. The following table shows the result of a study. TV Channel 1 TV Channel 2 TV Channel 3 45 15 72 12 43 37 18 68 56 38 50 60 23 31 51 35 22 (a) Test at a = 0.05 if the mean times (in minutes) that people watch their favourite news station are the same. (b) Test whether there is difference in the population variances between TV Channel 1 and TV Channel 2 using 5% level of significance. (c) Test whether there is a difference in the mean times (in minutes) that people watch their favourite news station between TV Channel 1 and 2 at 2% level of significance.
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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