Let Y1, Y2, ..., Yn be independent random variables
each having uniform distribution on the interval (0, θ).
(a) Find the distribution of Y(n) and find its expected
value.
(b) Find the joint density function of Y(i) and Y(j) where 1 ≤ i
< j ≤ n. Hence
find Cov(Y(i)
, Y(j)).
(c) Find var(Y(j) − Y(i)).
Homework Answers
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regarding only these bits.If you want to answer for c bit.Please
send it separately.Thank you.
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Let Y1, Y2, ..., Yn be independent random variables
each having uniform distribution on the interval...
Let Y1, Y2, ..., Yn be independent random variables each having uniform distribution on the interval...
Let Y1, Y2, ..., Yn be independent random variables each having
uniform distribution on the interval (0, θ).
Find variance(Y(j) − Y(i))
Let Yİ,Y2, , Yn be independent random variables each having uniform distribu - tion on the interval (0,0) Fin ar(Y)-Yo
Let Y1, Y2, ..., Yn be independent random variables each having uniform distribution on the interval...
Let Y1, Y2, ..., Yn be independent random variables
each having uniform distribution on the interval (0, θ)
(c) Find var(Y(j) − Y(i)).
Let Y İ, Y2, , Yn be independent random variables each having uniform distribu- tion on the interval (0,0) Let Y İ, Y2, , Yn be independent random variables each having uniform distribu- tion on the interval (0,0)
Let Y1, Y2, . . . , Yn be independent random variables with Exponential distribution with...
Let Y1, Y2, . . . , Yn be independent random variables with Exponential distribution with mean β. Let Y(n) = max(Y1,Y2,...,Yn) and Y(1) = min(Y1,Y2,...,Yn). Find the probability P(Y(1) > y1,Y(n) < yn).
Let Y1, Y2, . .. , Yn be independent and identically distributed random variables such that...
Let Y1, Y2, . .. , Yn be independent and identically distributed random variables such that for 0 < p < 1, P(Yi = 1) = p and P(H = 0) = q = 1-p. (Such random variables are called Bernoulli random variables.) a Find the moment-generating function for the Bernoulli random variable Y b Find the moment-generating function for W = Yit Ye+ … + . c What is the distribution of W? 1.
Problem 2.1. Let Y1, ...,Yn be a random sample from a uniform distribution on the interval...
Problem 2.1. Let Y1, ...,Yn be a random sample from a uniform distribution on the interval [0 – 1,20 + 1]. a. Find the density function of X = Y;-0 (note that Yi ~ Uf0 - 1,20 + 1]). b. Find the density function of Y(n) = max{Y;, i = 1,...,} c. Find a moment estimator of . d. Use the following data to obtain a moment estimate for 4: 11.72 12.81 12.09 13.47 12.37.
Suppose Y1, Y2, …, Yn are independent and identically distributed random variables from a uniform distribution...
Suppose Y1, Y2, …, Yn are independent and identically distributed random variables from a uniform distribution on [0,k]. a. Determine the density of Y(n) = max(Y1, Y2, …, Yn). b. Compute the bias of the estimator k = Y(n) for estimating k.
Let Yi, Y2,.... Yn denote independent and identically distributed uniform random variables on the interval (0,4A)...
Let Yi, Y2,.... Yn denote independent and identically distributed uniform random variables on the interval (0,4A) obtain a method of moments estimator for λ, λ. Calculate the mean squared error of this estimator when estimating λ. (Your answer will be a function of the sample size n and λ
Let Yi, Y2,.... Yn denote independent and identically distributed uniform random variables on the interval (0,4A)...
Let Yi, Y2,.... Yn denote independent and identically distributed uniform random variables on the interval (0,4A) obtain a method of moments estimator for λ, λ. Calculate the mean squared error of this estimator when estimating λ. (Your answer will be a function of the sample size n and λ
Let Y1, Y2, , Yn be independent, normal random variables, each with mean μ and variance...
Let Y1, Y2, , Yn be independent, normal random variables, each
with mean μ and variance σ^2.
(a) Find the density function of
f Y(u) =
(b) If σ^2 = 25 and n = 9, what is the
probability that the sample mean, Y, takes on a value that is
within one unit of the population mean, μ?
That is, find P(|Y − μ| ≤ 1). (Round your answer to four decimal
places.)
P(|Y − μ| ≤ 1) =
(c)...
5. Suppose that X and X2 are independent random variables each having PDF: each having PDF:...
5. Suppose that X and X2 are independent random variables each having PDF: each having PDF: : otherwise (a) Use the transformation technique to find the joint PDF of Yi and Yo where Y -X and ½ = Xi +Xg. (b) Using your answer to part (a), and the fact that find and identify the distribution of Y
Let Y1, Y2, ..., Yn be independent random variables each having
uniform distribution on the interval (0, θ).
Find variance(Y(j) − Y(i))
Let Yİ,Y2, , Yn be independent random variables each having uniform distribu - tion on the interval (0,0) Fin ar(Y)-Yo
Let Y1, Y2, ..., Yn be independent random variables
each having uniform distribution on the interval (0, θ)
(c) Find var(Y(j) − Y(i)).
Let Y İ, Y2, , Yn be independent random variables each having uniform distribu- tion on the interval (0,0) Let Y İ, Y2, , Yn be independent random variables each having uniform distribu- tion on the interval (0,0)
Let Y1, Y2, . .. , Yn be independent and identically distributed random variables such that for 0 < p < 1, P(Yi = 1) = p and P(H = 0) = q = 1-p. (Such random variables are called Bernoulli random variables.) a Find the moment-generating function for the Bernoulli random variable Y b Find the moment-generating function for W = Yit Ye+ … + . c What is the distribution of W? 1.
Problem 2.1. Let Y1, ...,Yn be a random sample from a uniform distribution on the interval [0 – 1,20 + 1]. a. Find the density function of X = Y;-0 (note that Yi ~ Uf0 - 1,20 + 1]). b. Find the density function of Y(n) = max{Y;, i = 1,...,} c. Find a moment estimator of . d. Use the following data to obtain a moment estimate for 4: 11.72 12.81 12.09 13.47 12.37.
Let Yi, Y2,.... Yn denote independent and identically distributed uniform random variables on the interval (0,4A) obtain a method of moments estimator for λ, λ. Calculate the mean squared error of this estimator when estimating λ. (Your answer will be a function of the sample size n and λ
Let Yi, Y2,.... Yn denote independent and identically distributed uniform random variables on the interval (0,4A) obtain a method of moments estimator for λ, λ. Calculate the mean squared error of this estimator when estimating λ. (Your answer will be a function of the sample size n and λ
Let Y1, Y2, , Yn be independent, normal random variables, each
with mean μ and variance σ^2.
(a) Find the density function of
f Y(u) =
(b) If σ^2 = 25 and n = 9, what is the
probability that the sample mean, Y, takes on a value that is
within one unit of the population mean, μ?
That is, find P(|Y − μ| ≤ 1). (Round your answer to four decimal
places.)
P(|Y − μ| ≤ 1) =
(c)...
5. Suppose that X and X2 are independent random variables each having PDF: each having PDF: : otherwise (a) Use the transformation technique to find the joint PDF of Yi and Yo where Y -X and ½ = Xi +Xg. (b) Using your answer to part (a), and the fact that find and identify the distribution of Y
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