For the number of flaws in a randomly chosen piece of wire. The following is the pmf: P(X - 0) - 0.28, P(X 1) 0.30, P(X = 2) = 0.32, and P(X - 3) - 0.10. Find the cumulative distribution function of X: F(1) and F(2).
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- For the exponential distribution with parameter 3, what is P(1≤X≤2)?Find the right critical value for the F-distribution when a = .05 and DFN = 6 and DFD = 10Draw the t distribution and identify the critical region for a two-tailed test when α = .05 for df=1. On the same x and y axis, draw the t distribution and identify the critical region for a two-tailed test when α = .05 for df=20. For a third time on the same x and y axis, draw the t distribution and identify the critical region for a two-tailed test when α = .05 for df=30.