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Let X and Y be independent geometric distributions. U = min(X,Y), V = X - Y (a) Show that U and V are independent (b) Find the distribution of Z = X / (X+Y) (c) Find the joint pdf of X and (X +Y)
You want to show an increase in buying and selling of single-family homes this year when compared with last year's rate.
Determine the mean and variance for the number of Version 3 that someone would expect to get if they were to purchase 18 of the board games at random.
The company has evidence that its line produces %0.9 of noncorforming items. What is the probability that an item selected for inspection is classified as defective?
Given that x and y are both positive, solve the simultaneous equations.
suppose that the random variable y is an observation from a normal distribution with unknown meannbspmu and variance
The 260 business majors and 100 students from the 180 political science majors. Does this sampling plan result in a random sample? Simple random sample? explain."
let x be a random variable with fxx 2x3 if xgt1. compute pxgtk and compare it with the upper bound on this quantity
compute the expected value and variance of U.Determine Expected value and variance using uniform distribution.
Marketing firm asked the random set of married and single men as to how much they were eager to spend for vacation. At alpha= .05, is a difference in two amounts?
the australian bureau of statistics recently released figures on petrol usage. following are the 15 leading cities in
a recent survey asked how many people they associatd with since they moved to chicago. the mean 6 and mode 1 16 of
an old saying in golf is you drive for show and you putt for dough. the point is that good putting is more important
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