The discrete random variable X has the probability function, where k is constant (kx x = 2,4,6,8 f(x) = otherwise Find the P(x 2 4) Ans is Blank 1 Blank 1 Add your answer

Q: 9. Given that f(x, y) = (2x+2y)/2k if x = 0,1 and y = 1,4, is a joint probability distribution…

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A: Given probability function is, PX=18X, X=1,2, 5 X 1 2 5 P(X) 18 28 58

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Q: (a) Find the probability Pr(X s x, Y = y) (b) Find the probability Pr(X s x- 1, Y = y) (c) Find the…

A: Answer:----.                 Date:----3/10/2021

Q: *The probability function of X random variable is given as, f(x) = cx² , Dx ={-2,2,3} 1.c =? 2. P(0…

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Q: Determine the following probabilities: P(X < 0.5,Y < 1.5) and P(X < 0.5) y -2 f(x,y) -1.0 1/3 -0.5…

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Q: The probability distribution function of a discrete random variable X is x2 55 ,x = 1,2,3,4,5 0,…

A: Find  Var(3X+2)=? 5E(2X-1)=? E(2X+1)2=?

Q: Q. NO 1 Probability Distribution (Discrete Random Variable) The probability distribution of random…

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A: From the given information, N(NT)=134,767 and N(T)=77,789.

Q: 4. A discrete random variable X is known to have the following probability distribution function: x…

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Q: L10Q1.The probability distribution of a random variable is given below. X 0 1 2 P(X) 2 a a 3 a Find…

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Q: Assume that when human resource managers are randomly selected, 48% say job applicants should follow…

A: According to the given information, we have Sample size, n = 11 Probability, p = 48% = 0.48

Q: 3. Let X₁, X2, ..., X200,000 be i.i.d. random variables each with mean 10 and variance 5. Let Y = X₁…

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Q: A and B are two events with probabilities P(A) = 0.28 and P(B) = 0.36 and P(A or B) = 0.52 Find…

A: Given that  P(A) = 0.28 , P(B) = 0.36 , P(A or B) = 0.52

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Q: Question is attached, Thanks

A: It is given that the expected value of X of a discrete probability is equal to mean.Thus,

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Q: For the discrete probability distribution. 1 3 4 5 7 f k 2k 2k 3k k² 2k² 7k² + k Find the variance.

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Q: Let P(x) = , x = 0, 1, 2,3 be a probability distribution for a discrete random variable X, find: a)…

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Q: Recall the given data. Quality (x) 1 2 3 Total Meal Price (y) 1 45 42 36 9 2 3 Total 3 57 66 159 12…

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Q: If the discrete random variable X has the pmf for 2-1,0,1,3, a = find E(X), and var(X).

A: Random variables are of 2 types, discrete and continuous. A discrete random variable can only take…

Q: a random variable has probability distribution: x= 0,1,2,3,4,5,6,7 and P(x) =0,k,2k,2k,3k,k*k, 2k*k,…

A: Solution-: We have given following table: x 0 1 2 3 4 5 6 7 P(x) 0 k 2k 2k 3k k2 2k2 7k(k+1)…

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Q: = 2) Let the joint probability function of X & Y be defined by Pxy(x, y) = Is this a proper…

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Q: 1. What is the probability that X 2 2? 1.25 1.5 1.75 2 2.25 0.1 f(x) 0.2 0.4 0.1 0.2

A: The probability distribution table is, x 1.25 1.5 1.75 2 2.25 f(x) 0.2 0.4 0.1 0.2 0.1