A fair coin is tossed three times. What is the probability of getting either 3 heads or 3 tails? * 1/8 3./8 1/4 1/2

Q: You roll a standard die 3 times. What is the probability you roll a 6 on the first roll, an even…

A: If standard die is rolled than the possible outcomes ares=(1,2,3,4,5,6)No.of even numbers=3…

Q: A group of people were asked if some psychics can help solve murder cases. 220 responded "yes", and…

A: Answer:- Given, Number of respondents who said "yes", n(Yes) = 220  Number of respondents who said…

Q: C. The probability that the the child will be older than 5 years old? | 0.8681 d. The probability…

A: Consider that the answer of the given part a, b, and c are the correct answer. And distribution is…

Q: In a large population, 59% of the people have been vaccinated. If 5 people are randomly selected,…

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Q: Alfie travels to work by car each morning. The probability that he is late to work on any given day…

A: Solution: Let X be the number of number of days Alfie is late and n be the sample number of days.…

Q: Neveah buys a bag of cookies that contains 5 chocolate chip cookies, 6 peanut butter cookies, 5…

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Q: The probability that a man will live 10 more years is 1/5 and the probability that his wife will…

A: Sol

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: Suppose you receive a bouquet of flowers that contains 7 red roses, 12 white daisies, 2 yellow…

A: The first step in solving this problem is to determine the total number of flowers in the bouquet.…

Q: A box contains 5 non-defective (N) items and 2 defective (D) items. Three items are drawn without…

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Q: An individual can be either susceptible or infected, the probability of infection for a susceptible…

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Q: The probability of being dealt a hand containing 3 spades, 4 hearts, 2 diamonds, and 2 clubs is.…

A: Here use hypergeometric distribution

Q: Can the value √3 be a probability? yes no

A: Is √3 is…

Q: Two balls are drawn successively without replacement from a box which contains 4 white balls and 3…

A: Answer:- Two balls are drawn successively without replacement from a box which…

Q: A group of people were asked if life exists elsewhere in the galaxy. 336 responded "Yes", and 400…

A: The number of people believe in existence of life elsewhere in the galaxy is 336. The number of…

Q: you flip a coin 4 times whats the probability that all four of them are heads?

A: According to the provided data, a coin is flipped 4 times.The total number of combinations is…

Q: In a large population, 61% of the people have been vaccinated. If 5 people are randomly selected,…

A: From the given information, Sample size (n) = 5, Probability of success (p) = 0.61.

Q: find the probability that the educator is a female or an associate professor

A: We have given that an educators at a college were classified according to gender and academic rank.

Q: A group of people were asked if they had run a red light in the last year. 234 responded "yes", and…

A:

Q: The probability of flipping a coin and having it land on heads is 1/2.   If a coin is tossed 4…

A: The number of coins flipped is 1. The probability of getting head is

Q: Three balls are selected randomly from a bag containing 4 red balls and 7 blue ones. Find the…

A: From the provided information, Red balls = 4 Blue balls = 7 Total balls = 11

Q: In a class of 15 students there are 5 boys and 10 girls If a committee of 6 students is selected at…

A: 5 - boys 10 - girls ____________ 15 - students in class select committee of 6 students. p( 3 boys…

Q: What is the probability that no two boys are sitting together for a photograph if there are 5 girls…

A:

Q: If you are dealt 3 cards from a shuffled deck of 52​ cards, find the probability that all 3 cards…

A: Total number of queen cards is 13 and the total number of cards is 52.

Q: A group of people were asked if they had run a red light in the last year. 220 responded "yes", and…

A: Here we need the probability that a randomly selected person has run the redlight. Given that 220…

Q: The probability of winning the "grand prize" at a fortune spinning wheel is p=0.2. Assume you record…

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Q: hat is the probability that at least one of the students got a score? Round to four decimal place.

A: Let , X be the number of students got a score Here , X→B(n=3 , p=0.33) The probability mass function…

Q: A die is rolled as many times as necessary until a 6. If X measures the number of the roll in which…

A: Given Information: A die is rolled repeatedly until a 6 is obtained. X denotes the number of roll in…

Q: A group of people were asked if they had run a red light in the last year. 278 responded "yes", and…

A: Given: Number of people run red light, n(A)=278 Number of people didn't run red light, n(B)=677…

Q: What is the probability that the first die is a 3 given that the sum is 6?

A: The required probability is given by: There is one possible outcome for the first die is 3 and the…

Q: you roll a die 150 times what is the probability you roll a 6 exactly 30 times

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Q: Suppose that you roll a 6-sided die two times.  What is the probability that you get a 2 followed by…

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Q: A group of people were asked if they had run a red light in the last year. 315 responded "yes", and…

A: Given information- We have given that- Number of people have run a red light in the last year = 315…

Q: Suppose there are 12 blue, 8 white and 6 red balls in a bag. If one ball is randomly selected…

A: Answer: From the given data, Number of blue balls = 12 Number of white balls = 8 Number of red balls…

Q: Illustration 16.19. A bag contains 4 white and 5 black balls and another bag contains 6 white and 10…

A: Here, P(White |Bag 1) =4/9 P(White |Bag 2) = 6/16 P(Bag 1) =1/2 P(Bag 2) =1/2

Q: The probability of a number cube landing on 5 is 1/6.  If a number cube is tossed 72  times, how…

A: Given that: n=the number of trials=72 p=probability of landing on 5= 1/6   Each toss is independent…

Q: A pharmacist receives a shipment of 20 bottles of a drug and has 4 of the bottles tested. If 4 of…

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Q: The probability that a certain kind of component will survive a shock test is ¾. Find the…

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