2 The probability distribution for the random variable Y is given in the following table. bidy 1 3 4 P(Y = y) 0.03 2p 0.32 0.05 presente a Find the value of p. b Calculate E(Y) and the standard deviation of Y.

Q: Calculate the mean and standard deviation of the discrete probability distribution. 0 P(x) 0.027 X 1…

A: Mean(μ)=E(X)=∑X.P(X)E(X2)=∑X2.P(X)Variance(σ2)=E(X2)-E(X)2Standard deviation(σ)=E(X2)-E(X)2

Q: A random variable X has the following probability distribution. Values of X -1 1 Probability 0.22…

A: We have given that Values of x -1 0 1 ProbabilityP(x) 0.22 0.56 0.22

Q: The probability distribution of a random variable X is given. x     −4         −2         0…

A:

Q: Use the probability distribution to complete parts (a) and (b) below. The number of defects per 1000…

A: Given data is  Defects 0 1 2 3 4 5 Probability 0.262 0.301 0.243 0.138 0.042 0.014

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A: X~Bino(n=10, p=0.5)

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A: f(x)=

Q: Use the probability distribution t complete parts (a) and (b) below. The number of defects per 1000…

A:

Q: random variable X is given in the following table. Find the standard deviation of the random…

A: PMF of Xx-2-1012P(X =x)0.160.170.300.150.22

Q: Let X be a random variable with the following probability distribution: X -4 3 5 f(x) 0.3 0.2 0.5…

A: Given,E(X)=∑X.f(X)

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A: The random variable X has the following probability distribution is, x 0 1 2 P(x)…

Q: A random variable X has a probability distribution function as follow: X P(X=x) 0.3 15.2 12.5 1 15.5…

A:

Q: Calculate the mean and standard deviation of the discrete probability distribution. T 0 P(x) 0.15 5…

A: According to the given information in this question We need to find mean and standard deviation

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A:

Q: 3.12 Let Y be a random variable with p(y) given in the accompanying table. Find E(Y), E(1/Y),…

A:

Q: The table below shows the probability distribution for a discrete random variable X. X 0 1 2 4 5…

A: According to the given information in this question We need to find the value of n and expected…

Q: 5. Given (kx? if z = 1, 2, 3, 4 P(x) = else sa probability function for a discrete random variable;…

A:

Q: (a) Compute the mean μx. Round the answer to three decimal places as needed. μx = Part: 1/3 Part 2…

A: Let X be the number of occupants.The probability distribution of X is given…

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A: We have to find correct answer..

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A:

Q: A random variable X has the following probability distribution. Values of X -1 1 Probability 0.28…

A: