What is the probability that a randomly selected student prefers rock and sings in the shower 0 times a week?

Q: A four-person is selected at random from a population of 14 men and 16 women. What is the…

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Q: 5 people are chosen randomly from 4 women and 5 men to participate in an event.  What is the…

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Q: There are 5 boys and 8 girls in a room. What is the probability that group of five have more boys…

A: There are 5 boys and 8 girls in a room.  TOTAL 13 people in room here use hypergeometric…

Q: A box contains 23 good parts and 8 bad parts. If two parts are drawn at random from the box with…

A: 23 good 8 bad __________ 31 total   Select two at random without replacement.

Q: Suppose a jar contains 18 red marbles and 21 blue marbles. If you reach in the jar and pull out 2…

A: Given,no.of red marbles=18no.of blue marbles=21Total no.of marbles=39

Q: If 50 of 250 people contacted make a donation to the city symphony, the probability of outcome of…

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Q: What is the probability the individual you select will be a teenager or an adult? show solution

A: here given, Suppose you are going to randomly sample 1 individual from a population of 130 people…

Q: A sample of 100 wood and 100 graphite tennis rackets are taken from the warehouse. If 5 wood and 17…

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Q: Compute the probability that two or more students in a class of 20 students have the same birthday.

A: From the provided information, A class has 20 students. Assume that every year has 365 days. If the…

Q: Suppose a jar contains 12 red marbles and 17 blue marbles. If you reach in the jar and pull out 2…

A: We have to find out given probabiity...

Q: 5 people are chosen randomly from 4 women and 5 men to participate in an event.  What is the…

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Q: etermine the probability of having 2 girls and 3 boys in a 5​-child family assuming boys and girls…

A: Here, Number of boys=3 Number of girls=2 Total children n=5  assuming boys and girls are equally…

Q: die is rolled three times. What is the chance that at least one roll shows 1 spot?

A: Given, experiment:-if die rolled three times. then number of elements in sample space(S)=63=216

Q: A teacher will pick 1 student at random from 10 for the lead in a play. What is the probability of a…

A: Given Picked student = 1 Total sample space = 10  Formula used: Probability=favourable casesTotal…

Q: A box contains 20 white balls and 10 black balls. 8 balls are drawn at random one after another…

A: Given;a box contains 20 white balls and 10 black balls. and 8 balls are drawn at randomone after…

Q: A history class is comprised of 5 female and 10 male students . If the instructor of the class…

A: Given: Number of females = 5 Number of males = 10 Total number of students = 5+10…

Q: Suppose a class has 30 students, 13 male and 17 female. What is the probability that if a teacher…

A: It is given that the class consists of 30 students of which 13 are male and 17 are female. Teacher…

Q: Suppose that you have a barrel with 7 apples and 8 oranges in it. If 2 fruits are selected, what is…

A: use formula : nCr=n!/(r!*(n-r)!)

Q: The average number of Toyota cars that you can see on your deive to work is 23, what is the…

A: Answer: From the given data, X follows Poisson distribution λ = 23 X = 25

Q: After her annual eye exam, Gianna will randomly select a pair of contacts from the basket containing…

A: A basket containing 5 brown pair, 7 green pair, and 4 blue pair of colored contacts.total pair of…

Q: If you toss 6 coins, what is the probability of all 6 coins matching?

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Q: One student is randomly selected at random from a class with 11 girls and 12 boys. What is the…

A: Answer: From the given data, Number of girls in the class = 11 Number of boys in the class = 12…

Q: What is the probability of selecting a red marble from a bag containing 8 red marbles, 10 blue…

A: Here we need to find the probability of selecting a red marble from the bag.

Q: what is the probability of randomly selecting an odd number from the numbers 1-15?

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Q: assume that when adults with smart phones are randomly selected 58% use them in meetings or classes…

A: This is a Binomial Distribution Problem, therefore we can use the formula:…

Q: What is the probability th 5 up to 9 seconds to arriv alls arrive between the 2

A: let λ= 25 be the average number of balls entering the room every minute Xt~Pλ=25 Ti be the…

Q: What is the probability of randomly selecting all seniors to form a committee of two from a pool of…

A: We have to find the probability of randomly selecting all seniors to form a committee of two from a…

Q: Suppose that you have a barrel with 6 apples and 6 oranges in it. If 3 fruits are selected, what is…

A: The required probability is, 9/22  The detailed solution is as follows below:

Q: What is the probability that you draw 4 green marbles in a row if you do replace the marbles after…

A:

Q: Find the probability of drawing two Kings from a pack of cards in two successive draws, the card…

A: no.of king cards=4Total no.of cards=52

Q: A teacher will pick 1 student at random from 50 for the lead in a play. What is the probability of a…

A: Probability of an event is the chance of occurring of that event. That is for an event A the…