Fans enter a sports stadium at a rate of 70 people every 10 minutes. We would like to determine the probability of 100 people entering in a 15-minute period. What is the probability of exactly 100 people entering in a 15-minute period

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 region averages 1.5 droughts per decade. What is the probability of getting 5 droughts in the next 30 years? 5 droughts in 30 years is very close to the average value of 4.5 in 30 years. Explain why the probability you got above makes sense. What is the probability of getting at least 1 drought in the next decade?

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?

Public Opinion reported that 5% of Americans are afraid of being alone in a house at night. If a random sample of 20 Americans is selected, find the probability that less than 3 people in the sample who are afraid of being alone at night.

Aaron Rodgers of the Green Bay Packers, three-time NFL MVP, completes 65% of his pass attempts. If the trials are independent, what is the probability that he will complete at least 9 of his next 10 passes?

66% of college biology students in the United States are female. If we take a random sample of 200 of these students, find the probability that the number of females is at least 135.Write your answer in decimal to four decimal places.

if a baseball player's batting average is 0.320 find the probability that the player will get exactly 24 hits in 100 times at bat

You are pulling from a bag containing 2 blue marbles, 3 black marbles, 2 green marbles, and 1 yellow marbles. What is the probability as a decimal of pulling a blue marble? Round your answer to the nearest hundredth.