Industrial accidents can be very costly to both workers and employers. Prior to a safety campaign at the American Banana Company there was an average of 8 accidents per month. In the month after the campaign there was one accident. If the safety campaign had no effect on the average, what would be the probability of at most one accident? Do you believe the campaign had a positive effect? Why?

Men who Binge Drink are likely to develop cirrhosis of the liver 60% of time, whereas men who dont binge drink develop cirrhosis of the liver 5% of the time. About 10% of the male population binge drinks. If you learn that a male has cirrhosis, what are the odds that he is a binge drink?

Sixty percent of clowns aren’t funny.   If you randomly encounter three different clowns, what is the probability that none of them are funny?

candy industries take random samples from their inventory and sort by flavor. daycare center samples a number of those they take care of and sort by how often they cry during a day visit. If you randomly select a candy from the candy sample and  a child in daycare from the daycare sample, what is the probability that you'd pick a grape taffy and a child who cries more than twenty times a day?

Your friend Phil, asks you what you think about a new scratch-off lottery game. It costs $10 to play this game, There are two outcomes for the game (win, lose) and the probability that a player wins a game is 60%. A win results in $15, for a net win of $5 ($15 minus the $10 paid to play). The probability distribution for x� (the amount of money a player wins or loses) in a single game is as follows:

At her archery lessons, Tess has a 90% chance of getting a bull's eye. Unfortunately, there is only a 40% chance that her instructor will be watching her when she shoots. What is the probability that her instructor will see Tess hit the bull's eye? Explain completely.

You are analysing a factory. Stage 3 of the manufacturing process has a 70% chance of finishing on time. If it does finish on time, the chance of Stage 4 finishing late is 25%. The overall chance of Stage 4 finishing on time is 64.875%. What is the chance that Stage 4 finishes late if Stage 3 finished late?