Amy tosses a fair seven-sided die 2 times. What is the probability she rolls at least 1 four? If necessary, round to 4 decimal places.

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…

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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: 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: Corey buys a bag of cookies that contains 4 chocolate chip cookies, 9 peanut butter cookies, 4 sugar…

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Q: Lloyd buys a bag of cookies that contains 7 chocolate chip cookies, 5 peanut butter cookies, 5 sugar…

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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: At a large university, the probability that a student takes calculus and is on the dean's list is…

A: Given that  The probability that a student takes calculus and is on the dean's list is 0.035.…

Q: Madison usually receives 4 letters in the mail each week. Find the probability of receiving 8…

A: Given that  Madison usually receives 4 letters in the mail each week. We have to Find the…

Q: find the probability of left of z = 2.3456

A: z-score: The area under the Normal distribution curve represents the probability and the total area…

Q: What is the probability of Reaching into the box and Randomly drawing swer the Chip numbered 540.…

A: Given The chip numbered 540

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: Calculate the probability that one of the next 6,827 times the slot machine is played, a jackpot is…

A: Here given ,  The chance of winning a jackpot on a certain slot machine is 1/17500​  . Next 6827…

Q: Jane tosses a fair die 3 times. What is the probability she rolls at least 1 five? If necessary,…

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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: The average number of Single-decker bus that you can see on your drive to work is 26, what is the…

A: Answer: From the given data, X: Number of Single-Decker busses that you can see on your drive to…

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: Terry purchases 25 scratch off lottery tickets. Each ticket has a 10% chance of winning. What is the…

A: Given: Sample size (n)=25. The probability of winning is p=10%=0.10.

Q: You roll a single six-sided die numbered from one through six. What is the probability you roll a…

A: We we roll a single six-sided die then the possible sample space is S = { 1,2,3,4,5,6} n(S) = 6

Q: Terry purchases 30 scratch off lottery tickets. Each ticket has a 10% chance of winning. What is the…

A: Given: The sample size is n= 30. The probability of winning is p=10%=0.10.

Q: t a large university, the probability that a student takes calculus and is on the dean's list is…

A: Probability of student takes calculus and on the dean's list is 0.026 Probability of student on the…

Q: On average, you receive four pieces of junk mail a day. Find the probability that you receive next…

A: Given that On average, we receive four pieces of junk mail a day. Than we have to find the…

Q: Mildred rolls the dice 300 times. Approximately how many times it will be

A: Given information: Total no. of rolls=300favourable outcomes={3,4,5,6}

Q: Find the probability of getting a 1, 5, or 6 when you roll a standard six-sided die

A: When we roll a six-sided die then we can get 6 possible outcomes.  We can get 1, 5 or 6 in 3 ways.…

Q: In a box there are 4 red, 4 blue and 3 white marbles. Two marbles are selected at random and the…

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Q: A student takes a true-false test but did not study and randomly guesses each answer. There are 20…

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

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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: Determine the probability of 3 out of 5 people getting accepted into a graduate program, where the…

A: The question is about prob. dist. Given : Total no. of people ( n ) = 5 Prob. of selecting single…

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

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Q: (d) Tomorrow, the same local weather report will be given. Estimate the probability that it will be…

A: The tables shows the results of 365 consecutive days and compares whether it rained or not to…

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: A basketball player has a 0.604 probability of making a three-point shot. What is the probability…

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

A:

Q: n applicant is selected at random, what is the probability that he/she passes the academic…

A: Given:     Work Experience standards      yes  No  Total Academic Achievement Standards  yes…