Find the expected value E(X) of a random variable X having the following probability distribution. (Enter an exact number as an integer, fraction, or decimal.) E(X) = 4.75 -3 -1 1 5 1 3 1 P(X = x) 8 4 16 4 16 8

Q: The probability distribution function of the discrete random variable X is x -1 0 2 5 P(X=x) 0.10…

A: Given :   X -1 0 2 5 P (x) 0.10 0.50 0.30 0.10

Q: The joint probability distribution of two random variables X, Y is given in the table below. Value…

A: The  marginal density function of X is X -3 3 4 P(X) 0.35 0.32 0.33 The marginal density…

Q: Q1. A box is to be constructed so that its height is five inches and its base is Y inches by Y…

A: I solved exactly first question because of bartleby policy if you want more please uplode…

Q: c) Let X be the random variable with the cumulative probability distribution: F(x) = {₁-8-²x | x < 0…

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Q: Let X be a continuous random variable with uniform distribution, and with A = 0.19, B = 0.37. What…

A: From the provided information, X be a continuous random variable with uniform distribution with A =…

Q: F(x) = x < -1 = 0 F(x) = -1 ≤ x < 0 = .15 F(x) = 0 ≤ x < 2 = .3 F(x) = 2 ≤ x < 3 = .5 F(x) = 3 ≤…

A: Solution

Q: Consider the probability distribution of the discrete random variable X: 3. ба -2 -1 | P(X_x) 2a a…

A: According to the given information, we haveProbability distribution table is given.

Q: The joint probability distribution of two random variables X, Y is given in the table below. Value…

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Q: The joint probability distribution of two random variables X, Y is given in the table below. Value…

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Q: A. A random variable X has the following probability distribution: 1. Find P(3). 0.06 0.23 0.35 0.05…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: The joint probability distribution of two random variables X, Y is given in the table below. Y=-3…

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Q: X is a random variable with the probability function: f(X) = X/6 for X = 1, 2 or 3 The expected…

A: Given that, f(x) =x6; x = 1, 2 or 3

Q: The joint probability distribution of two random variables X, Y is given in the table below. Y=-3…

A: Solution-: From given joint probability distribution table of two random variables X and Y we find,…

Q: Let the joint probability distribution function of two random variables X and Y be given by f(x, y)…

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Q: (a) Find the mean of the random variables X and Y which have the following probability distribution…

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Q: Let X be a continuous random variable with uniform distribution, and with A = 0.01, B = 0.32. What…

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Q: A discrete random variable X has the probability distribution as follows: *(x)= 5-x ;x%- 1,2,3,4 10…

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Q: Let X be a random variable with the following cumulative distribution function: 0, х< -2 0.1, -2 < x…

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Q: 1) Find the probability 2) Compute the expected value E(x) 1< P(x)<1.5

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Q: The probability distribution function of the discrete random variable X is x -1 0 2 5 P(X=x) 0.10…

A: Given:   x p(x) -1 0.1 0 0.5 2 0.3 5 0.1 total 1

Q: Let X be a continuous random variable with uniform distribution, and with A = 24, B = 99. What is…

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Q: (a): Find the probability distribution function fy(x) for the random variable X whose distribution…

A: We have to find probability distribution function

Q: X be the random Variable with the following probability distribution: X: 3 6 9 Р(X): 1/6 1/2 1/3 (d)…

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Q: Calculate the expected value of X, E(X), for the given probability distribution. E(X) =   x 10 20…

A: Consider the given data. x PX=x 10 1050 20 1550 30 550 40 2050

Q: c) Let X be the random variable with the cumulative probability distribution: F(x) = {₁²e-²x x<0 x…

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Q: The joint probability distribution of two random variables X, Y is given in the table below. Y=-4…

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Q: A discrete random variable X has the following probability distribution. Find the probability…

A: We have to find given probability.

Q: . The cumulative distribution function of a discrete random variable X is x< 0 1 0 <x<1 3 7 F(x) = |…

A: From the given information, Fx=0       x&lt;013    0≤x&lt;1712    1≤x&lt;21724    2≤x&lt;31…

Q: The joint probability distribution of two random variables X, Y is given in the table below. Y=-3…

A: P(X≤-1, Y=3)=? P(X&gt;3)=? P(X=-4)=?

Q: The joint probability distribution of two random variables X, Y is given in the table below. Y=-2…

A: For Y=2  Probabilities are given for every X, i.e. 0.04, 0.19, 0.05 So  P(Y=2)= 0.04+0.19+0.05= 0.28

Q: Find the expected value for the random variable.   z 9 12 15 18 21   ​ P(z) 0.12 0.22 0.42 0.16 0.08…

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Q: The joint probability distribution of two random variables, X and Y, is given in the table below.…

A: Y=-3 Y=1 Y=3 Y=4 fx(X) X=-4 0.15 0.01 0 0.17 0.33 X=-1 0.12 0.04 0.13 0 0.29 X=2 0.01 0.18 0…

Q: • A discrete random variable X has the following probability distribution. 1 2 3 P(X=x) 1/30 3/10…

A: Explanation:Here given the discrete random variable x probability distribution table  In step 2 i…

Q: Consider the probability distribution of the discrete random variable X: -2 -1 21 3\ P(X x) a. 2a 3a…

A: We have given that the probability distribution of a discrete random variable X in tabulation form.…

Q: b) Let X be the random variable with the cumulative probability distribution: 0 x < 0 F(x) = {kx²…

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Q: The expected value, E(X), of a uniform random variable X defined over the interval a<x< b, is а. а…

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Q: Find the expected value for the random variable:     X     1       2       4       6   P(X)   0.16…

A: Given data,   E(X)=?

Q: X is a discrete random variable with the probability distribution function: k Pr[X = k] 4 1 12 2 2…

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Q: A random variable, z, has p.d.f. f (z) = e ², 0 =< Z < 1. Calculate the expected value of z. 1 O a.…

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Q: A random variable, z, has p.d.f. f(z) = e ², 0 =< z < 1. Calculate the expected value of z. a. 1 b.…

A: From the provided information, The pdf of z is f (z) = e-z, 0 ≤ z &lt;1

Q: A random variable X has the probability function as given in the table below. Suppose the experiment…

A: Given data, E(x)=?

Q: A random variable, z, has p.d.f. f (z) = e¯², 0 =< Z < 1. Calculate the expected value of z. a. 1 b.…

A: A random variable, z, has p.d.f. f (z) = e², 0 &lt; Z &lt; 1.

Q: Random varible x has the following empirical probability distribution X          0          1…

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Q: A random variable X has a probability mass function given in the following table -2 -1 1 p(x) K 0.2…

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Q: The probability distribution of the random variable X is shown below. X -3 -2 1 5 6 10 P(X=x) 0.019…

A: Given, the probability distribution of the random variable X as- X -3 -2 1 5 6 10 P(X=x) 0.019…

Q: 1. For every given probability distribution, solve for the expected value. a. 1 P(X) 0.29 0.31 0.26…

A: 1)a)Given probability distribution table is X 1 2 3 4 5 P(X) ? 0.29 0.31 0.26 0.13

Q: Calculate the expected value of X, E(X), for the given probability distribution. 1 P(X = x) 0.1 0.2…

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Q: c) Let X be the random variable with the cumulative probability distribution: x < 0 F(x) = {₁ - e-²x…

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Q: The joint probability distribution of two random variables X, Y is given in the table below. Y=-4…

A: Given data is

Q: Let discrete random variables X and Y have the following probability distribution: Y 1 2 -1 0.10…

A: Expectation of Joint Distribution: Let X and Y be two jointly distributed discrete random variables…