A Statistics Instructor Wishes to Estimate the Proportion of First

A Statistics instructor wishes to estimate the proportion of first year statistics students that are over 30 years old.In his current class of 32,there are 2 students over 30 years old.Find a "Plus Four" 95% confidence interval for the true proportion.

A) (0.008,0.214)
B) (-0.021,0.146)
C) (0.045,0.288)
D) (0.009,0.226)
E) (0.056,0.167)