Calculate the expected value of X, E(X), for the given probability distribution. E(X) = X P(X = X) 10 15 50 20 10 50 30 20 50 40 5 50
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It is given that the proportion distribution of X in tabulation form.
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- Let X be a random variable with the following probability distribution. Value x of X P(X=x) 0 0.25 10 0.20 20 0.10 30 0.35 40 0.10 Complete the following. (If necessary, consult a list of formulas.) (a) Find the expectation E (X) of X . E(X)= (b) Find the variance Var (X)of X. Var (X)=Let X be a random variable with the following probability distribution. Value x of X P(X=x) -30 0.05 -20 0.20 -10 0.15 0.20 10 0.40 Complete the following. (If necessary, consult a list of formulas.) |(a) Find the expectation E (X) of X. E (x) = 0 (b) Find the variance Var(X) of X. Var(x) = 0Let X be a random variable with the following probability distribution.
- Let X be a random variable with the following probability distribution. Value X of X P(X=x) 30 Continue 40 50 60 70 80 0.15 0.25 0.20 0.10 0.15 0.15 Complete the following. (If necessary, consult a list of formulas.) (a) Find the expectation E (X) of X. E (X) = (b) Find the variance Var(X) of X. Var(x) = 0 O SLet X be a random variable with the following probability distribution. Value x of X P(X=x) 10 20 30 40 50 0.10 0.30 0.20 0.25 0.15 Complete the following. (If necessary, consult a list of formulas.) (a) Find the expectation E (X) of X. E (X) = 0 (b) Find the variance Var(X) of X. Var(x) =Given the probability distribution below, compute the expected value of X, E(X). -4 -3 -2 -1 3 1 4 1 P(X) ỉ 11 11 11 11 E(X)
- Let X be a random variable with the following probability distribution. Value x of X P(X=x) 2 0.05 3 0.05 4 0.05 5 0.85 Complete the following. (If necessary, consult a list of formulas.) (a) Find the expectation E(X) of X. E (X) = 0 (b) Find the variance Var(X) of X. Var(x) = ☐ Check B X GI need the answer as soon as possibleLet X be a random variable with the following probability distribution. Value x of X P(X=x) 3 4 5 5.0 6 0.10 0.05 0.40 0.45 Complete the following. (If necessary, consult a list of formulas.) (a) Find the expectation E (X) of X. E (X) = 0 (b) Find the variance Var(X) of X. Var(x) = 0
- Calculate the expected value of X, E(X), for the given probability distribution. 1 3 P(X = x) 0.1 0.2 0.2 0.5Calculate the expected value of X, E(X), for the given probability distribution. x 2 4 6 8 P(X = x) 7 20 11 20 1 20 1 20 E(X) =Calculate the expected value of X, E(X), for the given probability distribution. 1 2 4 P(X = x) 0.2 0.1 0.6 0.1 E(X) %D