Kizspy | Question: 35
(Choose 1 answer)
Among a sample of 25 students selected at random from one college, the mean number of siblings is 1.5 with a standard deviation of 0.8. Assume that this sample is randomly selected from a normally distributed population.Find a 99% confidence interval for the mean number of siblings for all students at this college.
Α. (1.043; 1.957)
Β. (1.080; 1.920)C. (1.340; 1.660)
D. (1.052; 1.948)
E. None of the other choices is correct
Let 20.0052.575; to.005:24 2.797
