The probability distribution of X, the number of imperfections per 10 meters of a synthetic fabric in continuous rolls o
Posted: Mon Jul 11, 2022 11:28 am
The probability distribution of X, the number of imperfectionsper 10 meters of a syntheticfabric in continuous rolls of uniform width, is given byx 0 1 2 3 4f(x) 0.41 0.37 0.16 0.05 0.011. Plot the probability function.2. Find the expected number E(X).3. Find σ2X .