8.106 Types of estimates An interval estimate for a mean is more informative than a point estimate, because with an interval estimate you can figure out the point estimate, but with the point estimate alone you have no idea how wide the interval estimate is. Explain why this statement is correct, illustrating using the reported 95% confidence interval of (4.0, 5.6) for the mean number of dates in the previous month based on a sample of women at a particular college.