continuous random variable X has probability density function J (x) me constant a = 1.1. What is the variance of X? Give your solution accurate to 4 decimal places. nswer: Check X lo otherwise 9

Q: X is normally distributed with a mean of 5 and a variance of 25, find ) P(75XS1). ) P(0 sXS S). P(-3…

A: Given Mean =5 Variance =25

Q: 3. For the probability density function of a random variable X, based on a parameter € > 0 c(0)…

A: f(x|θ)=c(θ)(θ2−x2)

Q: -Example - 2: Suppose a continuous random variable X has the following probability density function…

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Q: Answer the following for the random variable X whose density function is f(x).     f(x) =…

A: Introduction The probability density function of the random variable X is given.

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A: Given : x(sum of numbers on two dies)=4 , 7 N(number of rolls required)

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A: Given that X ~ N0,1, the value of y(t) using the standard normal tables of CDF is as follows: t 0…

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Q: Be quick please

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A: given function isf(x)=

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Q: A continous random variable has density function f(x)=(3x2)/(03) for Osxse, for some 0>0, and zero…

A: First we have to determine mode and median of given distribution.

Q: Question 2 Suppose Y is a continuous, uniform random variable that can take on any value between O…

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Q: t X ~ (0,1) and Y ~ (3,4) be independent uniform bles. Estimate the pdf of X + Y and plot it. Find a…

A: Solution

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Q: Find the expected value for the variance of the random variablé R=32-4y-5, if the standard deviation…

A: Solution: Given information: σz= 2   Population standard deviation of z σ y= 4   Population standard…

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A: Using rth order pdf.

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Q: Then the mean number (to the nearest whole number) of students who will finish the exam in less than…

A: The distribution function is defined as F(x) = P(X ≤ x) Let p be the probability that a student…

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Q: The following function represents joint probability density function for the random variables X and…

A: Solution-: Given: G(x,y)=2xy We have the following joint density function f(x,y)=32*x*y2   ;…

Q: Let X1 and X2 be two independent random variables with the following common probability density…

A: E(1Y) = ∫-∞∞1yf(y) dy

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A: Continuous probability distribution  Given, mean(X)=0 and mean(Y)=8                    sd(X)=3 and…

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Q: A continuous random variable X has a normal distribution with mean 62. The probability that X takes…

A: µ = 62. P(X > 65.8) = 0.12

Q: 2. Suppose that the continuous random variables X and Y have the joint density function [6xy² x, y =…

A: Solution-: Given that the continuous random variables X and Y have the joint density function…

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A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

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Q: Please find the critical value(s), the T value, and the P value

A: The data shows the tensile strengths of the two treatments.