Which of the following table is a valid probability distribution of a discrete random variable. х -2 0 2 4 | P(x) 0.3 0.5 0.2 0.1 A x 1.1 2.5 4.1 4.5 5.3 |P(x) 0.16 0.14 0.11 0.27 0.22| x 0.5 0.25 0.25|| | P(x) -0.4 0.5 0.9 x 25 26 27 |P(x) 0.13 0.27 0.28 0.18 0.14 28 29

Q: What value for P(4) will make this probability distribution valid? P(X) 0.1 0.25 0.52 0.26

A: We want to find value of P(4)

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Q: Need answers to questions 15 -18.

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Q: Let X and Y be two discrete random variables with a joint probability distribution given by X=0 X-2…

A: Given :   X=0 X=2 X=4 Y=1 0.03 0.02 0.1 Y=3 0.15 0.2 0.1 Y=5 0.2 0.15 0.05

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A: Hi, we are supposed to answer three subparts at a time. Therefore, I am answering the first three…

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Q: Suppose a random variable a is best described by a uniform probability distribution with range 1 to…

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Q: X 1 p(x) (a) What is P(x = 4)? P(x = 4) = 2 (b) What is P(x ≤ 4)? P(x ≤ 4) = 3 4 5 6 0.04 0.05 0.07…

A: Given Data :Since you have posted a question with multiple sub parts, we will provide the solution…

Q: 4 Let X be a discrete random variable with PGF P,(s) = () %3D 3 Find the probability distribution of…

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Q: Suppose a random variable is best described by a uniform probability distribution with range 0 to 5.…

A: X~U [a=0, b=6] For uniform distribution,

Q: (7) A random variable X will take one of its possible values (z) as its actual value, its…

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Q: Solve for P(X < 4). Express your answer in two (2) decimal places. P(X s 4) =

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Q: The random variable X has the following probability distribution. X -1 4 7 8 (b) P(X ≥ 1) P(x) (c)…

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Q: For the discrete random variable X, let P(X = 1) = 0.2, P(X = 2) = 0.3, and P(X = 3) = 0.3, P(X = 4)…

A: I solved first 3 subpart because of bartleby policy i solved exactly 3 subpart if you want more…

Q: The discrete random variable X has the following probability distribution: -10 0 10 p(x) 0.20 0.40…

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Q: (1 point) Suppose a is a normally distributed random variable with u = 9.2 ando = 1.5. Find each of…

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A: We have given that probability distribution table X P(X) 0 0.25 1 0.15 2 0.25 3 0.25

Q: (a) P(x≤ a) = 0.42 a = (b) P(x a) = 0.32 a =

A: a) Suppose the random variable x defines the Uniform probability distribution from 0 to 5.

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A: Hi! Thank you for the question. As per the honor code, we are allowed to answer three sub-parts at a…

Q: (a) P(Z 20.8) (b) P(Z< - 2.2) (c) P(- 0.9<Z<0.9)

A: Here AS  per policy I have calculated first 3 subparts kindly REPOST for remaining parts Here use…

Q: Calculate the mean for the discrete probability distribution

A: The mean or expected value for discrete probability distribution is μ =  ∑x.P(x)