QUESTION 9 Y is a random variable that is distributed N(5,12.96). Find k such that Prob(Y<...
Answer 9-12 please I'm having a hard time QUESTION 9 Y is a random variable that is distributed N(20,33.64). Find Prob(Y<27.308). QUESTION 10 Y is a random variable that is distributed N(-5,3.24). Find k such that Prob(Y>k)=0.6443 QUESTION 11 Y is a random variable that is distributed N(5,38.44). Find k such that Prob(Y>k)=0.5080 QUESTION 12 Y is a random variable that is distributed N(-1,141.61). Find k such that Prob(Y>k)=0.0197
7. If x is a binomial random variable find the following probabilities: a) P(x = 2) n = 10 and p = .40 b) P (x < 5) for n = 15 and p = .60 8. Find pl, oland o for n = 25 and p = .50
Problem 9: Suppose X is a continuous random variable, uniformly distributed between 2 and 14. a. Find P(X <5) b. Find P(3<X<10) c. Find P(X 2 9)
2. Suppose you have a random variable X distributed as N(2,6). Compute the following probabilities. b) P(X<2) c) P(1<X<2)
3,40 A random variable X has probability density function fx(x) = 1 0<x< 1. Find the probability density function of Y = 4x3 - 2.
Suppose that the cdf of random variable X is Skex-3, X <4 11, X >4 Find k. (2 Points) Find the expected value of X. (2 Points)
2. Suppose you have a random variable X distributed as N(2,6). Compute the following probabilities b) P(X<2) c) P(1 X<2) d) P(IX-21 <2)
9. Let X be a Poisson random variable with parameter k = 3. (a) P[X 25] (b) Find P[5 S X <10) (c) Find the variance ? 10. Use the related Table to find the following: (here Z represents the standard normal variable) (a) P[Z > 2.57] (b) The point z such that PL-2 SZ sz]=0.8
Let X be a geometric random variable with p = 0.83. Use your calculator to find PX < 4)
7.695 points Save Answer QUESTION 4 Let the random variable X and Y have the joint p.d.f. for 0 < x < 1, 0 < y < 1, and 0 < x +y < 1 | 24cy f(x, y) = { lo otherwise Find E[X].