Between 11 p.m. and midnight on Thursday night, Mystery Pizza gets an average of 4.2 telephone orders per hour. (a) Find the probability that at least 29 minutes will elapse before the next telephone order. (Round Intermedlate values and your answer to 4 decimal places.) Probability (b) Find the probability that less than 13 minutes will elapse. (Round Intermedlate values and your final answer to 4 declmal places Probability (c) Find the probability that between 13 and 29 minutes will elapse. (Round Intermedlate values and your final answer to 4 decimal places.) Probability

Q: A baseball player has a batting average of 0.22. What is the probability that he has exactly 6 hits…

A: Answer: Given that: p= 0.22 , n= 7 now will use Binomial probability P(X=x)=nx*px*(1–p)n–x,where…

Q: In a fundraising event, 100 raffle tickets are sold, with 10 of them being winning tickets. If you…

A:

Q: College Courses At a large university, the probability that a student takes calculus and is on the…

A: Let us define the two events as, A = the students takes calculus. B = the student is on the dean’s…

Q: A high school baseball player has a 0.217 batting average. In one game, he gets 7 at bats. What is…

A: P(hit) = p = 0.217 no. of trials (n) = 7 x = no. of hits P(x≥2) = ?

Q: When 3 dice are rolled, find the probability of getting a sum of 8. Enter your answer as a fraction…

A: Given3 dice are rolled

Q: A junk drawer at home contains eighteight pens, fourfour of which workwork. What is the probability…

A:

Q: A quick quiz consists of a multiple-choice question with 5 possible answers followed by a true/false…

A: Given dataMultiple choice questions with 5 possible answers followed by a true and false5 possible…

Q: The probability that a spark plug is defective is 35%. Suppose that a person buys 7 spark plugs.…

A:

Q: A high school baseball player has a 0.266 batting average. In one game, he gets 6 at bats. What is…

A: The batting average is given as, .The no. of bats, .In this case, each batting has only options of…

Q: When rolling a number cube 800 times what is the probability that a 2 or 5 would be rolled

A: Total Number of faces = 6 P(2) =1/6 P(5)= 1/6 Now, Probability of 2 or 5 is: P(2∪5)=P(2)+P(5)-P(2∩5)…

Q: A poll showed that 57.9% of Americans say they believe that some people see the future in their…

A:

Q: A really bad carton of 30 eggs contains 8 spoiled eggs. An unsuspecting chef picks 5 eggs at random…

A: Given,no.of spoiled eggs=8no.of unspoiled eggs=22Total no.of eggs=30

Q: A history class is comprised of 8 female and 7 male students. If the instructor of the class…

A: Given that Female students =8 Male students=7 Randomly selected students= 8

Q: A school newspaper reporter decides to randomly survey 13 students to see if they will attend Tet…

A: Binomial distribution: A discrete r.v. X taking values 0,1,2,3, …., n is said to follow a binomial…

Q: A person randomly rolls two dice repeatedly. Find the probability that the first time the sum is…

A: We have to find given probability...

Q: Oliver Queen is able to hit the bull's-eye (center of the target) 79% of the time. If he shoots 26…

A: Given

Q: In a very delicate operation, the only chance of survival is 80 percent. Find the probability that…

A: 90% of 10 patients is X= 90*10/100 = 9 X= 9  We've to find the probability that exactly 9 patients…

Q: Alex makes 20% of his hockey goals that he attempts.  For a practice, he likes to shoot goals at the…

A:

Q: Kiara sets up a passcode on her tablet, which allows only six-digit codes. She has heard that it's…

A: Kiara sets up a pass-code on her tablet, which allows only six-digit codes. She has heard that it's…

Q: College Courses At a large university, the probability that a student takes calculus and is on the…

A: P( takes calculus and is on the dean's list) = 0.056P(student is on dean's list) = 0.24P(taking…

Q: ou toss a six sided die three times. Calculate the probability that you will toss three consecutive…

A: Introduction: It is assumed that the die is fair, so that all six sides have equal probability, 1/6,…

Q: Find the probability that at least 5 heads show up when a fair coin is tossed 7 times. Round your…

A: Givenprobability of getting head =12=0.5n=7Let "x" be getting…

Q: Every day, Jorge buys a lottery ticket. Each ticket has a probability of 0.2 of winning a prize.…

A: Given that the probability of winning a prize is p = 0.2. Let, X = Number of prizes won by Jorge…

Q: Find the probability of obtaining an even number in one roll of a die.

A:

Q: In a multiple-choice exam, there are 30 questions. There are 5 answers for each question and only…

A: Binomial distribution is given by

Q: A high school baseball player has a 0.273 batting average. In one game, he gets 9 at bats. What is…

A:

Q: Three friends go bowling. They each throw strikes 51%, 72%, and 26% of the time respectively. Find…

A: Let A be the event that first friend throw strikes  B be the event that second friend throw strikes…

Q: Can the value 2 be a probability?

A: Valid conditions for probability: The probability is non-negative. That is, the probability is…

Q: please solve

A: Step 1:Step 2: Step 3:Step 4:

Q: During a single day at radio station WMZH, the probability that a particular song is played is 22%.…

A:

Q: The mean life of a person who has had a heart transplant is about 12 years. Find the probability…

A: Answer: From the given data, Mean life of a person who has had a heart transplant is = λ = 12 years…

Q: A quick quiz consists of a true/false question followed by a multiple-choice question with 6…

A:

Q: John runs a computer software store. Yesterday he counted 131 people who walked by the store, 66 of…

A:

Q: David Ortiz, a professional baseball player who retired in 2016, had a batting average of 0.290…

A: Introduction: Denote X as the number of times it takes for the player to bat, to make a safe hit for…

Q: After seven days, what is the probability that Jorge has won at least one prize

A: Let p be ghe probability of winning a prize. Given that p = 0.4 Let X denote the number of prizes…

Q: A baseball player has a batting average of 0.355. What is the probability that he has exactly 4 hits…

A:

Q: John runs a computer software store. Yesterday he counted 132 people who walked by the store, 69 of…

A: GivenNo.of people who walked by the store=132No.of people came into the store=69No.of people bought…

Q: given month at this intersection: (a) at least 2 accidents will occur? (b) 5 or 6 accidents in half…

A: It is given that the random variable X i.e, intersection results follow Poisson distribution with…

Q: Approximate the probability (4 decimal places) of less than 9900 hits in a day.

A: Hiven ,Hits follow poisson distributionmean (μ) = λ = 10000 per daystandard deviation σ = λ = 10000…

Q: An umbrella seller can earn 750 TL every day if the weather is rainy, and lose 100 TL if it is open.…

A: