A pair of dice is rolled 500 times and we observe the following frequencies for the sum on the faces of the pair of dice. Test the null hypothesis that the dice are balanced at the 5% significance level. The value of the test statistic and the decision are Sum Frequency Probability expected 2,3 or 4 74 5 or 6 120 7 83 8 or 9 135 10, 11 or 12 88 TOTAL 500
A pair of dice is rolled 500 times and we observe the following frequencies for the sum on the faces of the pair of dice. Test the null hypothesis that the dice are balanced at the 5% significance level. The value of the test statistic and the decision are Sum Frequency Probability expected 2,3 or 4 74 5 or 6 120 7 83 8 or 9 135 10, 11 or 12 88 TOTAL 500
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 pair of dice is rolled 500 times and we observe the following frequencies for the sum on the faces of the pair of dice. Test the null hypothesis that the dice are balanced at the 5% significance level. The value of the test statistic and the decision are
Sum | Frequency | Probability | expected |
2,3 or 4 | 74 | ||
5 or 6 | 120 | ||
7 | 83 | ||
8 or 9 | 135 | ||
10, 11 or 12 | 88 | ||
TOTAL | 500 |
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