An SRS of 16 Spokane County Schools seniors had a mean SAT v
An SRS of 16 Spokane County Schools\' seniors had a mean SAT verbal score of 500 with a standard deviation of s=100. You know that the population is normally distributed. You wish to determine a 90% confidence interval for the mean SAT verbal score
Solution
For 90% CI => z = 1.645
90% Confidence interval: ?
