Find the variance and standard deviation of each of the following probability distributions. Write your solution in the other sheet provided. 1. 1 2 3 P(X) 0.10 0.45 0.25 0.20

Q: find the mean of this probability distribution, round your answer to one decimal place. X 0,1,2,3…

A: x P(X) x*P(x) 0 0.3 0 1 0.2 0.2 2 0.15 0.3 3 0.35 1.05     ∑x*P(x) = 1.55

Q: Determine whether this table represents a probability distribution. P(x) x 0 2 0.12

A: A probability distribution is a mathematical function that describes the likelihood of various…

Q: p(4) = Write an integer or decimal

A: Here given discrete probability distribution of X Here use rule , Total probabilityalways equal to 1

Q: Determine whether this table represents a probability distribution. X P(x) 0 0.25 1 0.1 0.2 0.45 2 3…

A: Given that x         p(x) 0.        0.25 1.        0.1 2.         0.2 3.          0.45 We have to…

Q: The table lists the drinking habits of getting someone who is a man or a non-drinker. Round your…

A: Given  Information Sex Non- Drinker Regular drinker Heavy drinker Total Man 135 56 5 196…

Q: Using the joint probability table below, determine E(XY). 4357 101 0.05 0.05 0.15 0.3 0.15 0 0.15…

A: The table shows the joint probability distribution.

Q: x P(x) 0 0.05 1 0.05 2 0.2 3 0.7 Find the mean of the probability distribution, round your answer to…

A: Given :     X p(x)  0 0.05 1 0.05 2 0.2 3 0.7

Q: x is a normally distributed random variable with a mean of 3 and a variance of 4. Find the…

A: Given that X follows a normal distribution with mean=3 and variance=4. So standard deviation=4=2We…

Q: Determine the missing probability for the distribution.   X 1 2 3 4 P(x)    [A] 0.048…

A: The table given in the problem represents the probability distribution. There are four different…

Q: x P(X = x) -2 2 10 0.39 0.69 0.12

A: Determine whether or not the distribution is a discrete probability distribution and select the…

Q: 1. Does each of the following tables represent a probability distribution? Explain why or why not.…

A: Given that : Random variable x and their pdf  is given .  By using the properties of probability…

Q: P(X) 0.2 1 0.25 2 0.2 3 0.35 Find the mean of this probability distribution. Round your answer to…

A:

Q: x P(x) 0 0.2 1 0.05 2 0.15 3 0.6 Find the mean of this probability distribution. Round your answer…

A: xP(x)00.210.0520.1530.6Mean of the distribution = ?

Q: Find the variance of the probability distribution for the histogram shown.

A: make a table for the values from the histogram as follows  x P(x) 1 0.1 2 0.2 3 0.3 4 0.2…

Q: Determine whether or not the distribution is a discrete probability distribution and select the…

A:

Q: Complete the table below to find the mean, variance and standard deviation. Round all values to 3…

A: Given See the handwritten solution

Q: Fill in the P(X=x) values to give a legitimate probability distribution for the discrete random…

A: The distribution is as follow:Value of x of XP (X=x)-10.120340.1660.19

Q: determine if the following is a probability distribution. justify your answer     x  P(x)    0…

A: x  P(x)    0   0.04    1   0.33    3   0.42    4   0.19    5   0.02

Q: Determine whether or not the distribution is a discrete probability distribution and select the…

A: Solution-: Let, X- be the random variable X -4 3 6 P(X=x) 0.35 0.62 0.36 Determine whether…

Q: x P(x) 0 0.15 1 0.25 2 0.05 3 0.55 Find the mean of this probability distribution. Round your…

A: x P(x) 0 0.15 1 0.25 2 0.05 3 0.55

Q: x P(x) 0 0.05 1 0.25 2 0.25 3 0.45 Find the mean of this probability distribution. Round your…

A: Probability distribution table. x P(x) 0 0.05 1 0.25 2 0.25 3 0.45

Q: (b) Suppose you are in line to get into the pub. Compute the probability that you will have to wait…

A: Given Information: The amount of time a person spends waiting in line to get into a well-known pub…

Q: Yara has basketball practice two days a week. Eighty-four percent of the time she attends both…

A: Letp_2: This represents the probability that Yara attends both practices in a given week. In the…

Q: x P(x) -4 0.35 -1 0.25 0 0.15 2 0.25 determine whether the table represents a discrete…

A: The given probability distribution table is, Yes, the table represents a discrete probability…

Q: Five males with an X-linked genetic disorder have one child each. The random variable x is the…

A: According to the given information, we have The probability distribution table is given.

Q: X 0 1 2 3 P(x) 0.15 0.25 0.15 0.45 Find the mean of this probability distribution. Round your answer…

A: The given probability distribution is as follows, x Px 0 0.15 1 0.25 2 0.15 3 0.45

Q: Suppose x is a random variable best described by a uniform probability distribution with c= 10 and d…

A: X~U(10,50)c=10 , d=50