Find E(X), Var(X), and the standard deviation of X, where X is the random variable whose probability table is given in Table 5. Table 5 Outcome 1 Probability 4 3. 2. 419
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- Since the probability function of the random variable X is as shown in the picture, calculate the expected value and variance.Five males with an X-linked genetic disorder have one child each. The random variable x is the number of children among the five who inherit the X-linked genetic disorder. Determine whether a probability distribution is given. If a probability distribution is given, find its mean and standard deviation. If a probability distribution is not given, identify the requirements that are not satisfied. Does the table show a probability distribution? Select all that apply. X 0 1 2 3 4 5 child(ren) (Round to one decimal place as needed.) P(x) 0.027 0.152 0.321 0.321 0.152 0.027 A. Yes, the table shows a probability distribution. B. No, the random variable x is categorical instead of numerical. C. No, not every probability is between 0 and 1 inclusive. D. No, the sum of all the probabilities is not equal to 1. E. No, the random variable x's number values are not associated with probabilities. Find the mean of the random variable x. Select the correct choice below and, if necessary, fill in the…The mean percent of childhood asthma prevalence in 43 cities is 2.22%. A random sample of 30 of these cities is selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.6%? Interpret this probability. Assume that σ=1.37%.
- A random variable X has the following probability distribution : 8. 0·1 0-2 0.4 0.2Find the probability of renting more than 3 autoLet X be a random variable that can take the values 5, 9, or 13. And let f(x) be its probability distribution. Find the variance of the random variable X, given that its probability distribution is f(5) = 0.1 f(9) = 0.4 f(13) = 0.5 Round your answer to an integer.
- I don't know how to resolve the excercise number 8 in the picture.Find the probability distribution for the random variable There is a package containing 16 resistors, of which 12 ard good and 4 are defective. We select a group of 3 of the resistors at random. The random variable X represents the number of defective resistors selected. Find the probability distribution for X. Also sketch a graph of the histogram representing this probability distribution.The mean percent of childhood asthma prevalence in 43 cities is 2.38%. A random sample of 33 of these cities is selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.7%? Interpret this probability. Assume that σ=1.31%.
- Suppose a random variable x is best described by a uniform probability distribution with range 2 to 5. Find the value of a that makes the following probability statements true. Help with the last questionFive males with an X-linked genetic disorder have one child each. The random variable x is the number of children among the five who inherit the X-linked genetic disorder. Determine whether a probability distribution is given. If a probability distribution is given, find its mean and standard deviation. If a probability distribution is not given, identify the requirements that are not satisfied. X P(x) 0 0.028 1 2 3 4 5 0.156 0.316 0.316 0.156 0.028 Does the table show a probability distribution? Select all that apply. A. Yes, the table shows a probability distribution. B. No, not every probability is between 0 and 1 inclusive. C. No, the random variable x's number values are not associated with probabilities. D. No, the random variable x is categorical instead of numerical. E. No, the sum of all the probabilities is not equal to 1. DConstruct the probability distribution for rolling two dices where the random variableX= the sum of number of spots on both dices is at most 6.b. Use the probability distribution you have made in part a, and find the expected mean andvariance of X.