The outcome X of an experiment has only two possible values, X=4 and X=5. Given that the expected outcome E(X)=4.2, find P(X=5). Give your answer as a decimal.
The outcome X of an experiment has only two possible values, X=4 and X=5. Given that...
Suppose X is a random variable taking on possible values 1,2,3 with respective probabilities.4, .5, and .1. Y is a random variable independent from X taking on possible values 2,3,4 with respective probabilities .3,.3, and 4. Use R to determine the following. a) Find the probability P(X*Y = 4) b) Find the expected value of X. c) Find the standard deviation of X. d) Find the expected value of Y. e) Find the standard deviation of Y. f) Find the...
The first procedure of an experiment has two possible results, A and AC with probabilities .6 and 4 respectively. The second procedure of the experiment results in E and EC with probabilities 3 and.7 (if A occurs), and .2 and.8 (if AC occurs). a) Draw a two-staged tree-diagram illustrating the experiment b) Find P(AnE) c) Find P(AnEc) d) Find P(E) e) Find P(EIA), P(ЕсАС) f) Are A and E independent? g) Find P(AJE) The first procedure of an experiment has...
Consider two rolls of a fair 4-sided die. The experiment outcome yields the pair (Di, D2), DIE {1,2,3,4), i :-1.2. (a) Find set of outcomes defining events E - Imin(Di, D2)j,j (b) Find the probabilities P(Ei), j- 0,1,2, 3, 4, 5 of these events. 0, 1,2,3, 4,5.
10. A binomial distribution describes a random variable, X, that has 4 possible outcomes. Outcome 1 has a probability of 25%, Outcome 2 has a probability of 15%, Outcome 3 has a probability of 20%. What is the probability of Outcome 4? (5 pts)
please explain as much as possible, thanks An instructor has given a short quiz consisting of two parts. For a randomly selected student, let X = the number of points earned on the first part and Y = the number of points earned on the second part. Suppose that the joint pmf of X and Y is given in the accompanyin y p(x,y) 0 5 10 15 0 0.01 0.06 0.02 0.10 5 0.04 0.13 0.20 0.10 10 0.01 0.15...
Answer Both Questions, please. Thank you Find C(n, x)p*q"* for the given values of n, x, and p. (Round your answer to four decimal places.) n=8, x=4,p= 4 Need Help? Read It + -/1 points TanFin 12 8.4.012. Use the formula C(n, x)p*qX to determine the probability of the given event. (Round your answer to four decimal places.) The probability of exactly five successes in ten trials of a binomial experiment in which p = 2 Need Help? Read It
A probability experiment is conducted in which the sample space of the outcome is equally likely. List the outcomes in Ec Find P(EC) List the outcomes in E. Select the correct choice below and, if necessary, fill in the answer box to complete your choice as needed) P(E) Type an integer or a decimal rounded to three decimal places as needed) Click to select your answeris) 745 PM /10/2018 ^ 44
X is a Discrete Random Variable that can take five values Given The five possible values are: x1 = 4 (Units not given) X2 = 6 (Units not given) X3 = 9 (Units not given) X4 = 12 (Units not given) X5 = 15 (Units not given) The associated probabilities are: p(x1) = 0.14 (Unitless) p(x2) = 0.11 (Unitless) p(x3) = 0.10 (Unitless) p(xx) = 0.25 (Unitless) Question(s) 1. If the five values are collectively exhaustive, what is p(x5)? (Unitless)...
Find C(n, x)pxqn − xfor the given values of n, x, and p. (Round your answer to four decimal places.)n = 9, x = 5, p = 14
Given that X has a Normal Distribution with mean µ=140 and standard deviation = 28 Find P(X ≤ 112) to 4 decimal places. Show your work. If you only give the answer: no credit.