Suppose that f(x) =
e-x for x > 0. Determine
the following probabilities:
Round your answers to 4 decimal places.
a) P(X=3)
Suppose that f(x) = e-x for x > 0. Determine the following probabilities: Round your answers...
Suppose that f(x) - or 0<X<8 256 Determine the following probabilities. Round your answers to 3 decimal places (e.g. 98.765) (a) P(X < 2)=7456 (b) P(X< 9) = (d) P(X > 5)- 316 (e) Determine such that P(x x)-0.90 X6.302
Suppose that f(x) -ex4) for 4 <x. Determine the following probabilities. Round your answers to 3 decimal places (e.g. 98.765 a) P(1< X)= c) P(S < X)- d) P(8< X < 12)- e) Determine x such that P(X < x) = 0.68 . Round your answer to 3 decimal places (eg 98.765)
Question 9 Determine the following probabilities. Round your answers to 3 decimal places (e.g. 98.765). b) P(2 s X <5)- c) P(5 < X)- d) P(8 < X <12) e) Determine x such that P(X <x) 0.68 Round your answer to 3 decimal places (e.g. 98.765).
Suppose X has a Poisson distribution with a mean of 7. Determine the following probabilities Round your answers to four decimal places (e.g. 98.7654) (a) P(X- o.0025 (b) P(X 2) = 0446 (c) P(X-4.1338 (d) P(x- 8.103:3
4-1. Suppose that f(x)-e-x for 0 < x. Determine the fol- lowing probabilities: (c) P(X= 3) (e) P(3 s x) (d) P(X<4)
Suppose that f (x) = 1.5X2 for -1 < X < 1 . Determine the following probabilities a) p(0<X) = 0.5 b) P(0.6< X)0.284 c) P(-0.5sX 0.5) = 0.125 (Round the answer to 3 decimal places.) Round the answer to 3 decimal places.) f) Determine x such that P(x < = 0.05 Round the answer to 3 decimal places.)
6. [-/4 Points) DETAILS JMODD8 4.4.011. MYN Find the following probabilities. (Round your answers to four decimal places.) (a) p(o <z < 1.63) (b) p(1.40 <z < 1.86) (c) P(-0.36 < z < 1.58) (d) plz < -1.92) (e) P(-1.33 < z < -0.86) (0) P(Z < 1.29) 7. [-14 Points] DETAILS JMODD8 4.4.012. M Find the following probabilities. (Round your answers to four decimal places.) (a) P(O<z < 1.42) (b) P(1.05 < z < 1.66) (c) P(-0.85 < z...
3(8r - , 0<x<4 Determine the mean and variance of the random variable for f(x) Round your answers to two decimal places (e.g. 98.76) E(X) VOX) = Click if you would like to Show Work for this question: Open Show Work 128
Compute the following binomial probabilities directly from the formula for b(x; n, p). (Round your answers to three decimal places.) (a) b(3; 8, 0.3) (b) b(5; 8, 0.6) (c) P(3 ≤ X ≤ 5) when n = 7 and p = 0.65 (d) P(1 ≤ X) when n = 9 and p = 0.15
Verify that the following function is a probability mass function, and determine the requested probabilities. f (x) (512/73) (1/8)*x-1,2,3) Round your answers to four decimal places (e.g. 98.7654) Is the function a probability mass function? (a) P(X s 1) (b) P(X 1)- (e) P(2 <X 7) (d) P(X s2 or X > 2)-