Find the mean of the discrete random variable with the probability distribution below. X 1 2 3 4 5 P(x) 0.3 0.2 0.1 0.3 0.1

Q: A random variable X is given with its probability distribution. Find P(x>1) 1 X P(X) 0 0.15 0.25 IN…

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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: 7. 2 3 P(x) 15 15 3 4 5 P(x) 25 25 25 25 9. 3 4 P(x) 10 10 20 20 10. 3 4 5 P(x) 0.212 0.113 0.125…

A: Which is the discrete probability distribution

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

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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

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: (d) Suppose the left-turn lane is to have a capacity of five cars and one bus is equivalent to three…

A: Here given joint distribution table for x and y X = no of cars Y = no. Of buses

Q: The probability function for a discrete event x is given in the table below. Calculate the expected…

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Q: 2n- 50 and p= 0.45

A: Given, Let, n =number of trials p =the probability of success q=1-p

Q: Find the variance of thefollowing probability distribution. X P(X) 1 0.20 2 0.15 3 0.25 4 0.25 5…

A: Given: The probability distribution of random variable x, X 1 2 3 4 5 PX 0.20 0.15 0.25 0.25…

Q: Let X be a random variable with the probability distribution below. Find Hg(x) where g(x) = (2x +…

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Q: Find the mean of the discrete random variable X whose probability distribution is X 1 p(x) .30 2 3 4…

A: Given data is x 1 2 3 4 5 6 p(x) 0.30 0.25 0.15 0.05 0.10 0.15

Q: The random variable X has the following probability distribution.…

A: X      1       2      3 P(X) 0.5   0.2    0.3 We select a random sample of size 2 (with…

Q: he probability distribution of a discrete random variable X is given.  P(X=1/8)=? x -2 -1 0 1 2…

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Q: 18) Find the variance for the given probability distribution. x | P(x) 0 0.19 1 0.33 2 0.31 3 0.09 4…

A: Step 1:Step 2: Step 3: Step 4:

Q: The random variable X has the following probability distribution x 0 1 2 P(x) 0.2 0.6 0.2…

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

Q: probability Find the mean of x. vailable is P(x) = (3Cx)(¹/4)*(3/4)³* for x = 0,1,2,3

A: It is given that the probability distribution of discrete random variable X follows Binomial…

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

Q: Please calculate the expected values, E(X) and E(Y), for the two random variables.

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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: 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: 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: B. Find the variance and standard deviation of each probability distributions. You may use the space…

A: From the provided information, 1) The probability distribution table is as follow: X 0 1 2…

Q: The table below is an example of probability distribution of a discreet random variable. * 1 3 5…

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Q: X P(X = x) a= -2 -1 Calculate P(X20) and P(X < 0). P(X ≥ 0) = .4 P(X < 0) = .4 Enter a number. a med…

A: X -2 -1 0 1 2 P(X=x) a a 0.4 0.3 0.1

Q: The probability distribution of random variable X is given as follow: 2 4 5 f (x) 0.41 0.37 0.16…

A: We have to find correct answer..

Q: I. APPLICATION. Compute for the mean and variance of the given discrete probability distribution.…

A: The mean for discrete probability distribution can be given as, μ=∑i=1nXiP(Xi), where Xi denotes the…

Q: The probability distribution of a discrete random variable X is given in Table Q3. Table Q3 1 x 2…

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Q: Height (x) (in inches) 54 P(x) 1/23 1/23 5/23 4/23 7/23 4/23 1/23 Frequency 57 1 61 4 62 63 4 67…

A: Solution: Let X be the height in inches. From the given information, the probability distribution of…

Q: he probability distribution of a discrete random variable X is given. E(X)=? -2 -1 1 2 (x) 1/8 2/8…

A: We have to find E(x) ...

Q: For the discrete probability distribution. 3 4. 6. 7 k 2k 2k 3k 2k2 7k + k Find the variance.

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Q: A probability function for a discrete random variable, Y, is shown below.     y P(Y=y) 4 0.4…

A: Y 4 6 8 10 P(Y=y) 0.4 0.2 0.2 0.2

Q: Compute the mean of the random variable with the given discrete probability distribution. P(x) 0.2…

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Q: A probability function for a discrete random variable, Y, is shown below.     y P(Y=y) 4 0.4…

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Q: Find the variance of thefollowing probability distribution. X P(X) 1 0.30 2 0.15 3 0.05 4 0.25 5…

A: Variance od X is given by, Var (X)= E[X2]-[E(X)]2where, E(X)=∑iX P(X)and E(X2)=∑X2 P(X),  where P(X)…

Q: I. Which of the following are discrete probability distributions? (Yes or No) 1. 3 4 5 P(x) 0.10…

A: Property:  If ∑P(X=x)=1 then it is discrete probability distribution  0≤P(X=x)≤1