T Test: Two-Sample Assuming Unequal Variances Compute the -value, degrees of freedom, and -value for the hypothesis test. -value (to 4 decimals) Degrees of freedom -value (to 4 decimals) College High School Mean 553 490 Variance 3958.4 2849.454545 Observations 16 12 Hypothesized Mean Difference 0 df 25 t Stat 2.861111703 P(T<=t) one-tail 0.004204028 t Critical one-tail 1.708140693 P(T<=t) two-tail 0.008408057 t Critical two-tail 2.059538536