The table below gives the probability distribution for a discrete random variable X.сA. What is the missing number to make the probability distribution valid?The missing number is 0.15B. What is the expected value of X?μ= E(X)= 0.32rσ = 0.63C. What is the standard deviation of X?%165tRound to 2 decimal places, as needed.You can use the tool below to help you compute standard deviation.6.0^6X012P 0.29 0.16 ?Olly0.hUp&71u*3 4 50.20 0.14 0.058-(9O0р-

Answered: The table below gives the probability…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Assume the random variable X is normally distributed, with mean μ=42 and standard deviation σ=9. Find the 9th percentile. The 9th percentile is ______ (Round to two decimal places as needed)
A Poisson distribution with A = 7.4 and æ = 6. Use the probability distribution identified above to calculate the following: a. The probability P(x) for the indicated value of x. P (6) =| Round to 3 significant digits b. The mean and standard deviation of the distribution. Mean (и) SD (0) Round to 3 significant digits
Two (not necessarily fair) four-sided dice are thrown, and the results added. The chart gives the probability of each outcome. X 2 3 4 5 6 7 8 P(X) .0625 .125 .1875 .25 .1875 .125 .0625 Find the mean and standard deviation for the probability distribution.
Let x be a discrete random variable that possesses a binomial distribution withn = 5 and p = 0.78. What are the mean and standard deviation of this probability distribution? Round your answers to three decimal places, if required. Mean = i Štandard deviation = i
Consider the probability distribution shown below. x 0 1 2 P(x) 0.55 0.30 0.15 Compute the expected value of the distribution.Compute the standard deviation of the distribution. (Round your answer to four decimal places.)
You are playing a card came, and the probability that you will win a game is p If you play the game 601 times, what is the most likely number of wins? (Round answer to one decimal place.) μl = Let X represent the number of games (out of 601) that you win. Find the standard deviation for the probability distribution of X. (Round answer to two decimal places.) 0= The range rule of thumb specifies that the minimum usual value for a random variable is u-20 and the maximum usual value is μ+20. You already found μ and o for the random variable X. 0.88. Use the range rule of thumb to find the usual range of X values. Enter answer as an interval using square- brackets and only whole numbers. usual values = Question Help: Written Example Message instructor Submit Question Jump to Answer
The monthly return of a particular stock follows the normal distribution with mean 0.01 and standard deviation 0.14. Find the probability that the monthly return of the stock will be between -0.02 and 0.05. Select one: O a. 0.9691 O b.0.5309 O C.0.1973 d. 0.8027 e. 0.0309
Here is a probability distribution: X 2 4 7 10 P(X) 0.3 0.05 0.3 0.35 Find the mean of this distribution. Enter your answer rounded to 2 decimal places. 6.40 Find the standard deviation of this distribution. Enter your answer rounded to 2 decimal places. 2.48 x
Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.) P(z z 1.44) =
You are playing a card came, and the probability that you will win a game is p If you play the game 723 times, what is the most likely number of wins? (Round answer to one decimal place.) μ = = 0.31. Let X represent the number of games (out of 723) that you win. Find the standard deviation for the probability distribution of X. (Round answer to two decimal places.) 0 = The range rule of thumb specifies that the minimum usual value for a random variable is µ-20 and the maximum usual value is µ+20. You already found u and o for the random variable X. Use the range rule of thumb to find the usual range of X values. Enter answer as an interval using square- brackets and only whole numbers. usual values =
The probability distribution of a random variable X is given below. Given the mean Find the variance (Var(X)) and the standard deviation, respectively. O [955.00, 30.90] O [104.75, 10.23] O [50.13, 7.08] O [2330.85, 48.28] O [12.57, 3.55] X 1 2 3 4 10 P(X = x) 5/16 3/16 1/32/321/4 H=4.16

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