Given that the variance equals to 4, and a=0.05, if the two-sided Confidence interval length should be at most 1.2, what
Posted: Sun Oct 03, 2021 11:10 am
Given that the variance equals to 4, and a=0.05, if the two-sided Confidence interval length should be at most 1.2, what is the required sample size? (1.5) O a. 42 O b. 10 O c. 7 X O d. 11 e. 43