The Excel output below shows the result of a hypothesis test (at alpha 5%) which explores whether there is a significant difference in crime rate between two cities - Tomsville and Dinaville. The critical value for this test is ___________ t-Test: Two-Sample Assuming Unequal Variances Tomsville Dinaville Mean 17.1 19.4 Variance 9.7 5.4 Observations 10 10 Hypothesized Mean Difference 0 df 17 t Stat -1.90 P(T<=t) one-tail 0.04 t Critical one-tail 1.74 P(T<=t) two-tail 0.07 t Critical two-tail 2.11 Question 40 options: a) + 2.11 b) + 1.74 c) +/- 2.11 d) - 2.11 e) +/- 1.74