The speed of a molecule in a uniform gas at equilibrium is a random variable whose probability density function is given by

Add the downward diagonal products and subtract the upward products

find the area of the parallelogram whose vertices are listed

Two athletic teams play a series of games; the first team to win 4 games is declared the overall winner

A communications channel transmits the digits 0 and 1. However, due to static, the digit transmitted is incorrectly received with probability .2

It is known that diskettes produced by a certain company will be defective with probability .01, independently of each other

Find the determinants in Exercises 5–10 by row reduction to echelon form

Compute the determinants in Exercises 9–14 by cofactor expansions. At each step, choose a row or column that involves the least amount of computation

If E[X]=1 and Var(X)=5, find (a) E[(2+X)^2] (b) Var(4+3X)

An urn contains 4 white and 4 black balls. We randomly choose 4 balls. If 2 of them are white and 2 are black, we stop

Forum 7 soci 331

Following the election, 18% of the governors of the 50 United States were female