You are doing a study on the effect of eating vegetables on self-reported energy levels. You take a sample of n = 36 individuals and instruct them to eat at least 6 servings of vegetables, prepared in any way they choose, for three weeks. After three weeks, you instruct them to complete a survey in which they report their energy level. The average self-reported energy level was M = 10. Suppose the mean for the population is = 20.5 and the standard deviation is = 42. You want to answer the following research question:Does eating vegetables have an effect on self-reported energy levels?

This is a two-tailed test, and the alpha level for this test is = .05.

What is the critical region for this test?

Please show work

-1.96

+/- 1.96

+/- 1.65

+1.96