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Determine the value of k and compute for the mean of the following
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- The binomial probability distribution is right-skewed if: O pis 0.25 or smaller. O pis less than 0.50. O pis equal to 0.50. O p is greater than 0.50.A small inn has 4 rooms. Let X represent the number of rooms that are rented out on any given Saturday. The following table describes the probability distribution of X. What is the mean of the random variable X? μX =Let X be the discrete r.v. that represents the number of Boys in a three-child family. Assume that the outcomes boys and girls are equally likely. What is the expected value of this discrete probability distribution? What is the variance?
- A. Construct the probability distribution for the random variables described in each of the following situations. Draw the corresponding histogram for each probability distribution.1. Random variable X which is equal or corresponds to 52. Random variable Y, which is equal or corresponds to 8For each of the following probability distributions, calculate the expected value and standard deviation:Let X = {Email, In Person, Instant Message, Text Message}; P(Email) = 0.06 P(In Person) = 0.55 P(Instant Message) = 0.24 P(Text Message) = 0.15 Is this model a probability distribution? A. Yes. B. No. C. Maybe.
- The following represents the probability distribution for the daily demand of computers at a local store. Demand Probability 0 0.05 1 0.2 2 0.35 3 0.25 4 0.15 What is the expected daily demand? Choices: 1 1.65 2 2.25Identify the following probability distributions as discrete or continuous. Justify your answer. a 012 3 4 5 6 7 8 9 10 b Probability Distribution of X 0.20 0.15 0.10 0.05 0.00 2 3 45 6 7 8 9 10 11 12 Outcome 10 FgegoldGiven the probability distributions shown below, complete the following parts. a. Compute the expected value for each distribution A and B. b. Compute the standard deviation for distribution A and B. c. What is the probability that x will be at least 3 in Distribution A and Distribution B?.
- For familiés with 5 children, let X be the number of children with Genetic Condition B. Can the following table be a probability distribution for the random variable X? P(x) 1 0.2862 0.0776 3. 0.1155 4 0.0491 0.3974 O no O yes 2.Choose the bestA sociologist randomly selects single adults for different groups of three, and the random variable x is the number in the group who say that the most fun way to flirt is in person. 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 y 0 0.091 1 0.346 2 0.397 3 0.166 The probability of exactly 2 people out of 3 saying that the most fun way to flirt is in person is _____ The probability of 2 or fewer people out of 3 saying that the most fun way to flirt is in person is______ (round to three decimal places as needed)
