Statistics IITU Board 2077
Based on the following information, performed the following: 1. Test whether two mean are significance different (α = 5%) using independent t test. 1. Compare 95% confidence interval estimation for…
5Based on the following information, performed the following:
- Test whether two mean are significance different (α = 5%) using independent t-test.
- Compare 95% confidence interval estimation for the difference of mean.
- Show the linkage between testing of hypothesis and confidence interval estimation in this problem.
Group I
Group B
Sample mean
10
15
Sample Standard Deviation
3
5
Sample Size
49
64
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