For df = 5 and the constant A, identify the value of A such that a. P(x² > A) = 0.90 b. P(x² > A) = 0.10 c. P(x² > A) = 0.95 d. P(x² > A) = 0.05 e. P(x² < A) = 0.975 f. P(x² < A) = 0.025