Question 10 (1 point) Using the above descriptive statistics, state the point estimates of the mean annual income of male and female teachers in the target population. Question 11 (1 point) Using descriptive statistics from the table above, estimate the 95 percent confidence intervals of the mean annual income of male and female teachers in the target population. Question 12 (1 point) Briefly explain the meaning of the two confidence interval estimates obtained in Question 11