21. (5 points-show all your work). A researcher is interested in determining the effectiveness of a remedial reading program. The program is assessed using a reading test, the scores of which are distributed such that m = 34 and s = 4. What is the power to detect an increase of 2 points on this exam when N = 10 anda = .05_1-tailed?

Step 1: Find a set of values that allow you to reject the null.

Step 2: Assume the alternative hypothesis is true, that is mean=36. What is the probability of getting a sample mean of 36.0727 or higher when we assume that the real mean=36.