Given below is the probability distribution of the random variable X: 10 11 12 13 14 f(x) 0.4 0.3 0.2 0.05 0.05 Find the variance.

Q: Consider the discrete random variable X given in the table below. Calculate the mean, variance, and…

A: X P(X) 6 0.1 0.6 36 3.6 8 0.13 1.04 64 8.32 10 0.14 1.4 100 14 12 0.08 0.96 144 11.52…

Q: Consider the probability distribution function: X: 0. 1 2 Probability: 0.2 0.7 0.1 For the above…

A: X 0 1 2 P(X) 0.2 0.7 0.1

Q: The distribution of the number of chocolate chips (x) in a cookie is shown in the following table. 2…

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Q: Consider the discrete random variable X given in the table below. Calculate the mean, variance, and…

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Q: from the probability distribution, find the mean and standard deviation for the random variable,…

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Q: Let X be the random variable with distribution defined by the following table. Answer following…

A: To calculate: 1. Fill the table 2.Mean 3. Variance

Q: Consider the following probability distribution of the random variable x. 15 20 25 30 f(x) 0.10 0.20…

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Q: No. of accidents, x 2 3 4 Probability P(x) 0.35 0.25 0.20 0.1 0.1

A: Ans;   Given table         No. of accidents, x 0 1 2 3 4 Probability P(x) 0.35 0.25 0.20 0.10…

Q: Suppose X~B(n=3 ; P=2/3). Use the binomial distribution formula to compute the following: The…

A: Given information X ~ B(N=3,p = 2/3) In Binomial Distribution Variance is given by So, Option b is…

Q: Given the following discrete probability distribution, XP(x) 42 0.375 65 0.15 70 0.225 75 0.05 90…

A: Note: Since, you have asked multiple question, we will solve the first question for you. If you want…

Q: Consider the probability distribution shown below. X 0 1 2 3 4 5 P(X=x) 0.069 0.072 0.198 0.281…

A: X P(X) X.P(X) X2 X2.P(X) 0 0.069 0 0 0 1 0.072 0.072 1 0.072 2 0.198 0.396 4 0.792 3 0.281…

Q: X is a uniformly distributed random variable with A = 10 and B = 20. a) What is the 75th percentile…

A: X is a uniformly distributed random variable with A = 10 and B = 20.a) What is the 75th percentile…

Q: A taxi can accommodate anywhere from one to four passengers at a time. The number of passengers X…

A: Given: X is the number of passengers per ride for one taxi and its probability distribution is given…

Q: Consider the discrete random variable x given in the table below. Calculate the mean, variance, and…

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Q: Below is the relative-frequency table of the probability distribution for the discrete random…

A: Solution: Let X be the number of cars owned by families in New York. From the given information, the…

Q: The following is the probability distribution of the number of accidents in one day. X 7 8 9. 10 11…

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Q: The number of cars sold per day at a local car dealership, along with its corresponding…

A: Given data is X 0 1 2 3 4 P(X) 1/10 2/10 3/10 2/10 2/10

Q: Consider the probability distribution function: X: 2 Probability: 0.2 0.7 0.1 For the above…

A: Given,   Variance =?

Q: Consider the discrete random variable x given in the table below. Calculate the mean, variance, and…

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Q: The following is a Poisson probability distribution with P(x) 0 0.9020 1 0.0835 2 0.0115 3 0.0030…

A: Given: Mean of the Poisson distribution = 0.4 To find : The variance of the distribution.

Q: Consider the discrete random variable X given in the table below. Calculate the mean, variance, and…

A: Note: Thank you for the question. Since multiple questions are posted, according to our policy, we…

Q: The random variable æ has the following probability distribution: 1 2 3 2 2 1 2 P(x) 10 10 10 10|10…

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Q: Consider the discrete random variable X given in the table below. Calculate the mean, standard…

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Q: Let X be a discrete random variable with Poisson distribution, and with a standard deviation of 6.5.…

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Q: The following table provides a probability distribution for the random variable x. f(x) 3 25 6. .50…

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Q: :Consider the probability distribution function X: 1 Probability: 0.2 0.7 0.1 For the above…

A: The given data is discrete data. For this problem, we have to find the variance of X.

Q: The following table lists the probability distribution of a discrete random variable x: x| 2 3 4 5 6…

A: The probability distribution of X is given. In order to find the standard deviation we need to find…

Q: The probability distribution of a random variable X is given in the table below: -4 -2 4 .1 P(X = =)…

A: The probability at different values of x is given in the table of problem. The mean or expected…

Q: The table below shows the probability distribution of a random variable Y. Y P(Y) 11 0.7 12 0.1 13…

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Q: The random variable X has probability distribution as shown below: 0 1 2 p(X = x) 0.16 0.48 0.36 The…

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Q: The number of jackets sold per week at a boutique shop is shown in the table, with the corresponding…

A: Given: Probability distribution table for number of jackets sold per week. The mean is obtained as…

Q: Given below is a bivariate distribution for the random variables x and y.

A: Note:Hi! Thanks for posting the question. Since there are more than three sub-partquestions, we will…

Q: If x is a binomial random variable, compute the mean, the standard deviation, and the variance for…

A: From the provided information, a) Sample size (n) = 3 Probability (p) = 0.6

Q: The following table provides a complete point probability distribution for the random variable X.…

A: We will use the expectation formula: E[X]=∑i(xipi)=0(0.23)+1(0.38)+2(0.16)+3(0.23)=1.39

Q: Q8) Find the variance of the following probability * distribution 1 f(x) 0.29 0.12 0.52 0.07 0.6891…

A: From the provided information, The probability distribution table is as follow: X 1 2 3…

Q: The probability distribution of a random variable X is given in the table below: -4 -2 2 4 .1 .2 .3…

A: Mean=E(X)=-4(0.1)+(-2)(0.2)+0(0.3)+2(0.1)+4(0.3)=0.6

Q: In the following probability distribution, X represents the number of calls a telemarketer makes in…

A: a) The total probability is always 1.  Using that we get: P(X=175)= 1 -…

Q: The probability distribution of the random variable X is: 4 6 0.3 0.4 2 f (x) 0.1 0.2 The variance…

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Q: Find the mean of the following probability distribution? * P(x) 0 0.1605 1 0.2848 2 0.0206 3 0.2536…

A: The mean of the probability distribution is given by: EX=∑ixipi

Q: The following table lists the probability distribution of a discrete random variable x: x 2 3 5 6 4…

A: Given problem Given that   The following table lists the probability distribution of a discrete…

Q: Consider the probability distribution function: X: 1 Probability: 0.2 0.7 0.1 For the above…

A: Given Data: X P(X) X P(X) X2 P(X) 0 0.2 0 0 1 0.7 0.7 0.7 2 0.1 0.2 0.4     ∑X P(X)=0.9…

Q: The probability distribution of a random variable X is given. 14 х 10 11 12 13 15 1/8 1/8 2/8 1/8…

A: The mean of the variable X obtained as given below: Here, X denote the observation.

Q: (a) Given probability distribution function for discrete random variable X as below: 2| 4 | 6 | 8…

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Q: Consider the discrete random variable X given in the table below. Calculate the mean, variance, and…

A: The mean of the random variable X is given by:…

Q: The following table provides a probability distribution for the random variable x. x f(x)…

A: The provided table for probability distribution is:

Q: The following table provides a probability distribution for the random variable x. f(x) 0.2 0.3 6.…

A: Here we need to find E(X) from the given probability distribution.

Q: Find the mean and variance of the following discrete random variable distribution. ?    ?(?) 0…

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Q: Consider the discrete random variable x given in the table below. Calculate the mean, variance, and…

A: SOLUTION Conditions for the discrete probability distribution The sum of all probability is equal to…

Q: 1. Complete the table below by finding the variance and standard deviation of the following…

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