3 4 2. 2 3 10 10 P(X) 10 10 10 2.

Q: Table 4 is the probability table for a random variable X. Find E(X), Var(X), and the standard…

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Q: real estate agent’s rate of success to make a sale among his customers is 20%. In a normal workweek,…

A: From the given information we find the solution.

Q: The random variable X has the following probability distribution. Calculate the mean, variance,…

A: Given data is x 1 2 3 4 5 P(x) 0.6 0.2 0.1 0.3 0.1

Q: Construct a probability distribution for the data and draw a histogram of the distribution. The…

A: Patients Probability 3 0.15 4 0.20 5 0.25 6 0.20 7 0.20

Q: hich of the following histograms represents the obtained probability distribution

A: Given that  Probability distribution table  X 0 1 2 3 P(x)  0.125 0.375 0.375 0.125   The…

Q: An electronics store sells a particular model of a laptop computer. There are only 4 laptops in…

A: Given: The probability distribution of X is shown below X P (X =x) 0 0.1 1 0.4 2 0.2 3…

Q: According to a Harris Interactive survey conducted for World Vision and released in February 2009,…

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Q: b) c) X P(x) X P(x) X P(x) 0 -0.2 -1 0.2 15 0.27 1 0.1 2 0.1 16 0.28 2 0.6 3 0.3 17 0.32 3 0.5 10…

A: we have to identify whether discrete probability distribution is valid probability distribution or…

Q: b.) 20 30 40 50 P(X) 1.1 0.2 09 0.3

A: Probability distribution table is given.

Q: Please answer P(x)on the Probability Distribution Table in section a.

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Q: P(X) 1 2 10 3 4 20 1 3. 8 10 k

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Q: Derive the mean and variance of the t distribution.

A: Given that We have to derive the mean and variance of t distribution:

Q: Does the following table represent a legitimate probability distribution?

A: The values of X are discrete, they are possible values of X.  Then we check the total probability.…

Q: The probability that a printer produces 0, 1, 2, 3, and 4 misprints are 15%, 22%, 10%, 38% and 15%,…

A: The probability that a printer produces 0, 1, 2, 3, and 4 misprints are 15%, 22%, 10%, 38% and 15%,…

Q: For a particular tool, a factory does not use the tool on 10% of days; uses the tool once on 50% of…

A: It is given that a factory does not use the tool on 10% of days; uses the tool once on 50% of days;…

Q: A random varioble X has the following probobility dicmution. 4. ? 0-06 2. PG) 0-05 0-25 0.4 Find…

A: (1) Using the property of discrete random variable, the value of P(3) is calculated as, Thus, the…

Q: A random variable X has the following probobility dismution. メ 3 4. PX)0-05 0-25 0-4 ? 0-06 Find…

A: The total probability is always 1. So the probability for x=3 is:  1-(0.05+0.25+0.4+0.06)=0.24

Q: 1 2 3 4 P(X = x) 0.05 0.05 0.15 0.20 0.25 0.30 II. Construct the probability distribution for each…

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Q: wo cards are drawn from a shuffled deck of cards. Make a probability distribution table where random…

A: Solution-: Two cards are drawn from a shuffled deck of cards. Make a probability distribution table…

Q: Create the probability distribution for the random variable G that refers to the number of gadgets…

A: The number of values corresponding to a class or observation is defined as the frequency of that…

Q: Define all the probability functions of d.r.vs., mean , variance, and moment generating function.

A: Mean and variance are central tendency. And by using the moment generating function, we can…

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: Construct the marginal probability distribution of Y. What is the mean of X and Y .

A: The variable X is defined as unemployed and Y is defined as employed. The probability formula is,…

Q: Can the following table be a probability distribution? P(x) 0.1758 2 0.0463 0.3103 4. 0.2778 0.0826…

A: We have given that  X 1 2 3 4 5 P(x) 0.1758 0.0463 0.3103 0.2778 0.0826

Q: Find the mean of the following probability distribution. Complete the table below. H. P(H) Н.Р (Н)…

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Q: Let X be the discrete r.v. that represents the number of Boys in a three-child family. Assume that…

A: The variable X is the number of Boys in a three-child family with the outcomes boys and girls are…

Q: a. Compute the mean number of accidents per day. H = 1.63 (Type an integer or a decimal. Do not…

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Q: Consider the following probability distribution function of X and Y: 1 2 0.35 0.05 Y 0.15 0.45 Find…

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Q: 6. Which of the following table represents probability distribution? A. P(X) О.11 0.15 0.42 0.44 в.…

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Q: Let a mixed random variable X have the following distribution. Find expectation of X.…

A: The probability density function (pdf) of a mixed random variable X is given by the function To…

Q: X P(X) X · P(X) (х — и)2 (X – µ)² · P(X) 0.05 10 0.34 15 0.26 20 0.25 25 0.10

A:

Q: the probabilities that a batch of 4 computers will contain 0,1,2,3, and 4 defective computers are…

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Q: A fitness center bought a new exercisemachine called the Mountain Climber. Theydecided to keep track…

A: Random variables are of 2 types, discrete and continuous. A continuous random variable can be…