Compute the variance of the following probability distribution. Round your answer to two decimal places. X  P(x) 8   .10 16  .25 24  .35 32  .30

Q: Without using the table, which range would expect P(z > 1) to be in? (Hint: draw the curve and shade…

A: Solution-: Q.1 Ans: Option (a) between 0 and 0.5 is correct

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

A:

Q: Ted is not particularly creative. He uses the pickup line​ "If I could rearrange the​ alphabet, I'd…

A: Given that  Probability distribution  X 1 2 3 4 5 P(X) 0.002 0.028 0.137 0.202 0.332   We…

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: The random variable x represents the number of tests that a patient entering a clinic will have…

A: According to the given information, we have x 0 1 2 3 4 P(x) 317 517 617 217 117

Q: Determine whether the following is a probability Distribution and state why or why not.   X 5 6 7 8…

A: Given, Probability distribution is: X 5 6 7 8 9     P(X) 0.01 0.26 0.33 0.44 0.35

Q: help me please

A: Solution According to guidelines we solve first three subpart

Q: The discrete random variable X has the following probability distribution (See image below). Solve…

A: Given PMF of X. Now will using this pmf to find mean.x = [15,20,25,30]p(x) = [0.20,.15,.32,0.33]

Q: P(x) 0.3 1 0.05 0.25 3 0.4 Find the mean of this probability distribution. Round your answer to one…

A: Given table:

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: The table below shows the probability distribution of a random variable Z. z P(Z) 14 0.2 15 0.1 16…

A: Given data is Z P(Z) 14 0.2 15 0.1 16 0.7

Q: Find the mean of the discrete random variable X whose probability distribution is X 1 p(x) .30 2 3 4…

A: Given data is x 1 2 3 4 5 6 p(x) 0.30 0.25 0.15 0.05 0.10 0.15

Q: Find the variance for the given probability distribution. x P(x) 0 0.37 1 0.13 2 0.06 3 0.15 4 0.29…

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: 1 3 P(X = x) 0.4 0.1 0.3 0.2

A: Given that  Probability distribution  X 0 1 2 3 P(X=x) 0.4 0.1 0.3 0.2

Q: The random variable X represents the number of tests that a patient entering a hospital has. Find…

A: The question is about discrete prob. dist. Given :

Q: The table below shoes the number of dogs per household in a neighborhood 0 1 2 3 4 5     0.686…

A: a).The expected value (mean) of the probability distribution can be obtained as follows:

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: Compute the mean and variance of the following probability distribution. (Round your answers to 2…

A: See the handwritten solution

Q: Find the standard deviation for the given probability distribution. P(x) 0.15 1 0.17 0.11 0.33 4…

A: Given : X P(X) 0 0.15 1 0.17 2 0.11 3 0.33 4 0.24

Q: The random variable X is the crew size of a randomly selected shuttle mission. Its probability…

A: Mean is calculated by, Mean (μ)=E(X)=∑i=28Xi P(X)…

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: 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: Ictate Sensitivity 5. Substitute a number for the "?" in order to make the following a Probability…

A:

Q: The probability distribution below is for the random variable X = the number of credits taken during…

A: From the provided information, Credits (x) 14 15 16 17 Probability P (X) 0.05 0.65 0.20 0.10…

Q: Find the variance of thefollowing probability distribution. X P(X) 1 0.30 2 0.15 3 0.05 4 0.25 5…

A: Variance od X is given by, Var (X)= E[X2]-[E(X)]2where, E(X)=∑iX P(X)and E(X2)=∑X2 P(X),  where P(X)…