On a single draw from a deck of playing cards, the probability of selecting a heart is ¼, the probability of selecting a black card is ½ and the probability of selecting both a heart and a black card is 1/8.

Q: A piece of wire 6 in. long is cut into two pieces at a random point. Whatis the probability that…

A: To find: The probability that both pieces of wire will be at least 1 inch long. Given: The length of…

Q: The probability of getting a Jack or a Heart when drawing a single card at random from a deck of…

A:

Q: one student is chosen at random, nd the probability that the student was female OR got an "A".

A: The number of females is 24, the number of students got an A is 29 and the total number of students…

Q: a. Find the probability of getting exactly 1 girl in 8 births.

A: It is given that X : number of girls among 8 children.

Q: The speed of airliners flying at cruise altitude is normally distributed with au=522.0 miles/hour…

A:

Q: When tossing a dice and a coin together, the probability of getting 1 and a picture together is…

A: Given problem Given that   When tossing a dice and a coin together. The probability of getting 1…

Q: The probability of getting exactly 1 girl in 8 births

A: Let the random variable x is number of girls. The probability of getting a girl and boy are equal.…

Q: Find the probability that a randomly selected student was female given that the student earned a…

A: Given:    A B C total  Male 2 19 20 41 Female 7 4 8 19 Total 9 23 28 60

Q: Let the probability of success in shooting player A is 1/4, and the probability of success in…

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Q: ) Find the probability of randomly selecting an ELT and getting one manufactured by the Bryant…

A: Let us define some events A : an ELT is manufactured by Altigauge company. B : an ELT is…

Q: telemarketing company gets on average 6 orders per 1000 calls. If a company calls 500 people, find…

A:

Q: A basketball player has a 75 percent chance of making a free throw. What is the probability of his…

A: INTRODUCTION :  Binomial distribution: a discrete random variable X is said to follow a binomial…

Q: A 6-sided die is rolled twice. What is the probability of showing a 1 on the first roll and an even…

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Q: In an experiment, positive and negative values are equally likely to occur. The probability of…

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Q: If the computed z score is -2.33, determine the probability.

A: Explanation:Here given the z score  I find out the probability for computed z-score in step2

Q: The probability that Team B beats Team A in any given game is .6. What is the probability that Team…

A: It is given that , The probability that team B beats Team A in any game is , p= 0.6. The Team B wins…

Q: The probability of rolling two dices to get a total of 12 is

A: In rolling of two dice, the total possible outcomes are 36 and are as follows…

Q: On a multiple-choice exam with 3 possible answers for each of the 5 questions, what is the…

A:

Q: Thirteen percent of adults are left-handed. In a group of 30 adults, find the probability of finding…

A: Given, The probability that the adults are left handed is p=0.13 (13%) n=30 Let X be the random…

Q: A salesperson knows that over the course of her career she has a 20 per cent chance of making a sale…

A: We have to find probability..

Q: An experiment consists of randomly drawing one marble from a bag containing 7 purple, 4 blue, and 3…

A: Given: The bag contains: 7 purple marbles. 4 blue marbles. 3 green marbles.

Q: Use R to simulate the probability of getting at least one 8 in the sum of two dice rolls. -The…

A: *Answer:

Q: A coin is tossed 3 times. The probability of getting exactly two heads is

A: Here given that A coin is  tossed 3-times

Q: od for finding probability to determine the probability of : rolling a single dice and getting a…

A: The sample space for rolling a die is shown below: {1, 2, 3, 4, 5, 6} There are 6 possible outcomes…

Q: A dice is rolled 3 times. What is the probability of showing a 4 on every roll?

A: Solution: Suppose a dice is rolled 3 times. Then, the total number of possible outcomes is…

Q: In remote jungle village the probability of a child contracting malaria is .45 the probability of…

A: GivenThe probability of a child contracting Malaria =P(Malaria)= 0.45The probability of a child…

Q: According to insurance records, a car with a certain protection system will be recovered 95% of the…

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Q: In a game of chance, the probability of winning a $50 prize is 40 percent, and the probability of…

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Q: (d) Find the probability that the proportion of the sampled adults who drink coffee daily is between…

A:

Q: The average number of calls per minute received by a telephone switchboard is 120. What is the…

A:

Q: Men who binge drink are likely to develop cirrhosis of the liver 60% of time, whereas men who don’t…

A: Given data, P(cirrhosis of liver| binge drink)=60%=0.60 P(cirrhosis of liver| don't binge…

Q: In the winter, guests who visit Yosemite National Park like to stay at an overnight lodge in the…

A: Given that, Probability = 0.57 Sample size, n = 6

Q: For An observer stands at an overpass of a highway and counts the vehicles that pass by. He stops…

A: Given problem Given that   For An observer stands at an overpass of a highway and counts the…

Q: At a store, the average number of customers entering is 10 persons per half an hour. What is the…

A: Solution: Let X be the number of persons enter within 10 minutes. From the given information,…

Q: When making random guesses on an 8 question quiz the probability of guessing correctly on any one…

A:

Q: In recent tournaments a shooter has hit 35 of the 50 shots made. a) In the first round, what is the…

A: Given data: The given hit shots are s=35. The total given shots are n=50. a) The expression for the…

Q: Find the probability of an event E if the odds for E is equal to the odds against

A: Odds of an event:The odds an event is given by the ratio of the probability of the event to its…

Q: At a particular restaurant, 56% of all customers order an appetizer and 42% of all customers order…

A:

Q: The probability of a man hitting a target is How many times must he fire so that the probability of…

A: Let , X be the number of fires to hit the target. Here , X→B(n , p=1/4) The probability mass…

Q: mpling a student on campus and finding that they are wearing a red shirt is .3.  what is the…

A: For this case, there are two possible outcomes for each trial, classified as a success (red shirt),…

Q: A researcher finds that the odds of catching a grouper on a fishing expedition are 3:1. Find the…

A: From the given information, A researcher finds that the odds of catching a grouper on a fishing…

Q: In the winter, guests who visit Yosemite National Park like to stay at an overnight lodge in the…

A: From the provided information, Guests who visit Yosemite National Park like to stay at an overnight…

Q: Men who Binge Drink are likely to develop cirrhosis of the liver 60% of time, whereas men who dont…

A: Given information:- P(Binge drinks) = 0.10 P(No Binge drinks) = 1 - P(Binge drinks)  P(No Binge…

Q: A basketball player has a 0.52 probability of making a three-point shot. What is the probability…

A: Geometric distribution : A geometric random variable defined as number of trials until the first…

Q: in a quiet group of eight people, the probability of one person starting to speak is 1/3. What is…

A: Basic probablility

Q: A certain type of ochro seed germinates 75% of the time. A backyard farmer planted 6 seeds. The…

A: Let the random variable 'X' represent the number of seeds that germinate. The random variable X will…

Q: The probability of getting a 2 or 5, when rolling a single die is _

A: Here we have to find the probability of getting a 2 or 5 when rolling a single die.

Q: in a public control room there are on an average 3 calls per 10 minutes interval. find the…

A: Let X=the number of calls in a 10-minute interval. X follows a Poisson distribution with mean=3…