1 The expected value of x is

Q: Consider the following probability distribution of the random variable X. x f(x) 1 0.009 2 0.034 3…

A: Given data is  x f(x) 1 0.009 2 0.034 3 0.092 4 0.170 5 0.222 6 0.212 7 0.149 8…

Q: Consider the following probability distribution of the random variable x. f(x) 0.50 1 0.25 0.10 0.10…

A: Given probability at different point  P(X=0)= 0.50, P(X=1)=0.25, P(X=2)=0.10, P(X=3)=0.10,…

Q: Let X be a random variable with the following probability distribution: |-3 6. 9. P(X) 1/6 1/2 1/3…

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Q: Let x be a random variable with the following probability distribution. Value x of X P(X=x) 2 0.10 3…

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Q: The probability distribution of the random variable X is shown in the accompanying table. x     −5…

A: As per given by the question, there are given a table of X and their probability. Now, (d). PX⩾2…

Q: For a random variable with the given probability distribution function. 1 4 f(x) 0.23 0.15 0.25 0.11…

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Q: Find the expected value E(X) of a random variable X having the following probability distribution.…

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Q: Let x be a random variable with the following probability distribution 1 3 P(x) 0.3 k 0.1 0.2 Find…

A: Solution: 10. From the given information, the probability distribution of X is

Q: Suppose that T is a random variable with the following probability distribution: T: 3 4 p(t): 0.08…

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Q: Let X be a discrete random variable with the following probability distribution function: 2. 3. 4 6.…

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Q: What is the expected value of the probability distribution of the discrete random variable X? x P(X…

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Q: Consider the following probability distribution. 1 3 4 P(x) 0.05 0.16 0.19 0.24 0.18 0.11 0.05 0.02…

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Q: Let X be a random variable with the following probability distribution. Value x of X P(X=x) -20 0.30…

A: There are 6 values of x are given. The probability values are given for those x values. We have to…

Q: 4. Given the discrete random variable X: What is the probability distribution of X if X~ B(2, )? O…

A: Given: A discrete random variable X. As X~B2, 517 so, Total number of trials(n)=2 The probability of…

Q: Consider a random variable X and the following probability distribution. P(X=12) = 0.0405 P(X = 33)…

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Q: The joint probability distribution of the number X of cars and the number Y of buses per signal…

A: Since you have posted a question with multiple subparts, we will solve first three subparts for you.…

Q: Find the expected value E(X) of a random variable X having the following probability distribution.…

A: The probability distribution is shown in the table given in the problem. The expected value of the…

Q: a. A random variable X has the following probability distribution: 0 x 18 5 x 18 10 x 18 15 x 18 20…

A: Given, X 0 90 180 270 360 450 P(X=x) 0.1 2m 0.2 0.1 0.04 0.07 Here,…

Q: A discrete random variable X has the following probability distribution: -4 -3 -2 -1 2 3 0.05 0.075…

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Q: Find the mean or expectation of the random variable X for the following probability distribution. X1…

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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: Let x be a random variable with the following probability distribution Number 1 2 3 P(x)=f(x) k 1/3…

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Q: Let x be a random variable with the following probability distribution -1 1 2 P(x) 0.2 k 0.3 0.25…

A: To find: The expected value and standard deviation of X.

Q: Let X be a random variable with the following probability distribution. Value x of X P(X=x) -2 0.05…

A: Given probability distribution table is value x of X P(X=x) -2 0.05 -1 0.35 0 0.25 1 0.35…

Q: a. A random variable X has the following probability distribution: 0 x 18 5x 18 10 x 18 15 x 18 20 x…

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Q: The random variable X has the following probability distribution: X 1 3 P(x) 0.05 0.25 0.35 k The…

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Q: In the following probability distribution, the random variable x represents the number of activities…

A: Here we have to calculate that the probability that a randomly selected student has a parent…

Q: The random variable X, representing the number of accidents in a certain intersection in a week, has…

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Q: *Consider the following discrete probability distribution when answering the following Two…

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Q: Consider the following probability distribution. Which of the following is true? 0. 1 3 4 P(x) 0.07…

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Q: Find the expected value E(X) of a random variable X having the following probability distribution.…

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Q: Consider the following probability distribution. X 1 3 4 6 P(x) 0.02 0.05 0.17 0.35 0.22 0.17 0.02…

A: Formula Used: For expected value of x. E(x) = ∑xP(x) For standard deviation of x. SD(x) = VAR(x) For…

Q: A discrete random variable X has the following probability distribution: 2 0.25 4 P(x) 0.10 0.40…

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Q: Let X be a random variable with the following probability distribution. Value  x  of  X P(X=x) -2…

A: Given, X P(X=x) -2 0.25 -1 0.20 0 0.40 1 0.10 2 0.05

Q: Let x be a random variable with the following probability distribution 10 15 20 P(x) k 5k 0.3 0.1…

A: According to the rule of probability, the total probability should be 1.

Q: Consider the joint probability distribution of X and Y: x = 0 x = 1 P(y) _y = 0 y = 1 P(x) 0.5 0.2…

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Q: The joint probability distribution of the number X of cars and the number Y of buses per signal…

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Q: Let X be a random variable with the following probability distribution. Value x of X P(X=x) -30 0.05…

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Q: Consider the following probability distribution of the random variable x. 1 2 3 4 f(x) 0.13 0.24…

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Q: X          0         1        2         3    TOTAL P(X)    .40      .30     .20      .10    1.00…

A: It is an important part of statistics. It is widely used.

Q: 1) a. The number of mobile phones made by Finland has the following probability distribution: A 2 +A…

A: As per our guidelines we are suppose to answer three sub parts.

Q: The following is a probability distribution for a discrete random variable X. 0 1 2 5 P(X) 0.1 0.2…

A: The formula of the expected value is,

Q: Find the expected value E(X) of a random variable X having the following probability distribution.…

A: Given probability distribution is:

Q: Let x be a random variable with the following probability distribution X -1 1 P(x) 0.2 k 0.3 0.25…

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Q: Suppose that X and Y have the following joint probability distribution X Y 1 0.05 0.05 0.1 2 0.05…

A: Given; joint density function f(x,y) of the random variable X and Y;                     X…

Q: Consider the following probability distribution of the random variable x. 1 3 4 f(x) 0.11 0.19 0.32…

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Q: Examine the following probability distribution: 5 10 15 20 25 30 35 40 45 50 P(x) 0.01 0.05 0.14…

A: Since multiple parts are given , first  part is  answered with detailed explanation. Please repost…

Q: which of the following probability distributions is a random variable?     a)    X=x 0 2 3 4 5…

A: A  probability distributions is said to be random variable if ∑P(X=x)=1

Q: Let X be the random variable with the probability distribution. 20 5 P(x) 10 15 25 0.06 0.27 0.24…

A: From the provided information, 1) The required probability can be obtained as:

Q: Let x be a random variable with the following probability distribution 1 3 P(x) 0.3 0.4 0.1 k Find…

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