b. 0.7 c. 0.9 XX<3.4)= 7. If the random variable X has a chi-square distribution with degrees of freedom r, and if E(5X+3)=33. find var (X) a. 3.46 b.12 c. 36 d. e-l d. 6 = 0.5 +0.2e*+0.2e³ +0.1e St 8. Let X have a negative binomial distribution with rand P=0.6. If the mean of X is 5 then r equal a. 1.8 b. 0.83 c. 3 d.9 e. None e that X has an exponential distribution. If Var (4-4) 20 b.0 0.5 -20 e. None e. None
b. 0.7 c. 0.9 XX<3.4)= 7. If the random variable X has a chi-square distribution with degrees of freedom r, and if E(5X+3)=33. find var (X) a. 3.46 b.12 c. 36 d. e-l d. 6 = 0.5 +0.2e*+0.2e³ +0.1e St 8. Let X have a negative binomial distribution with rand P=0.6. If the mean of X is 5 then r equal a. 1.8 b. 0.83 c. 3 d.9 e. None e that X has an exponential distribution. If Var (4-4) 20 b.0 0.5 -20 e. None e. None
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section: Chapter Questions
Problem 7CC
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pleaseeeee solve question 7, quickly please
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