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

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

Consider a roulette wheel consisting of 38 numbers 1 through 36, 0, and double 0. If Smith always bets that the outcome will be one of the numbers 1 through 12

If you buy a lottery ticket in 50 lotteries, in each of which your chance of winning a prize is 1/100, what is the (approximate) probability that you will win a prize

The monthly worldwide average number of airplane crashes of commercial airlines is 3.5. What is the probability that there will be

The expected number of typographical errors on a page of a certain magazine is .2. What is the probability that the next page you read contains

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

A satellite system consists of n components and functions on any given day if at least k of the n components function on that day

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

A man claims to have extrasensory perception. As a test, a fair coin is flipped 10 times and the man is asked to predict the outcome in advance