- HW chapter10
- confidence Intervals of two mean and variance is KNOWN19:44
- confidence Intervals of different between two mean and variance is UNKNOWN17:59
- confidence Intervals of different between two population proportion12:08
- hypothesis testing of different between two mean and variance is KNOWN26:21
- Hypothesis testing for different betweent two mean and population variance UNKNOWN25:18
- Hypothesis testing for difference between two population proportion18:51
- HW chapter10