Michelle gets an average of 19 calls during her 8 hour work day. What is the probability that Michelle will get exactly 6 calls in a 2 hour portion of her work day

A mail-order company receives an average of 7 orders per 350 solicitations. If it sends out 50 advertisements, find the probability of receiving at least 3 orders.

John creates comic strips for his town's newspaper. Last week, he created 8 comic strips, 6 of which were about raising kids. If John's dog indiscriminately ate 5 of the comic strips, what is the probability that all of them are about raising kids? Write your answer as a decimal rounded to four decimal places.

Suppose a jar contains 8 red marbles and 23 blue marbles. If you reach in the jar and pull out 2 marbles at random, find the probability that both are red. Round your answer to 4 decimal places.

A bank received on average 9 bad cheques per day, what is the probability that the bank will receive 5 bad cheques on any given day.  Round to four decimals

A basketball player hits three-point shots 45% of the time.  If she takes 4 shots during the game, what is the probability that she misses the first shot and hits the last three shots?

The average number of field mice per acre in a 5-acre wheat field is estimated to be 6. Find the probability that fewer than 4 field mice are found on 3 of the next 4 acres inspected.

A large bus company experience bus breakdowns at the rate of 2.5 per day. Find the probability that more than two breakdowns occur on two of the next 5 days.

Kambi has a bag that contains 5 black balls, 3 red balls and 2 blue balls. If he picks 2 balls at random, what is the probability they don't match?

Find the probability of throwing a sum of 8 at least 2 times 8 throws of a pair of fair 6-sided dice. Answer to the nearest 0.0001.