Question
X is drawn from the normal distribution of mu with standard deviation of 1. Decide whether mu is not zero. IF I do hypothesis testing. How reliable the test is?
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55 years 0 Answers 352 views Great Grand Master

Question
For sample size n, the margin of error is 3. How many more samples do we need to make the margin of error to 0.3?
0
55 years 0 Answers 258 views Great Grand Master