What is the probability that a randomly chosen ball is divisible by 2 or 7?

Q: Let X be a continuous random variable whose density is: (see image below): The probability P(0.679…

A: We have to compute the probability that x is greater than 0.679 and less than 1.177

Q: An office has 14 men and 13 women employees.  Three employees are picked at random for a trip to…

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Q: One student is to be selected at random from a group of 7 freshmen, 5 sophomores, 8 juniors, and 3…

A: 7 freshmen, 5 sophomores, 8 juniors, and 3 seniors  Total=23

Q: You want to randomly arrange 4 discs in a CD rack.  What is the probability that the rack ends up in…

A: We can arrange 4 CDs in a rack in 4!=24 waysWe can arrange them in alphabetical order in only one…

Q: A basket contains 8 red apples and 6 yellow apples. A sample of 3 apples isdrawn without…

A: From the provided information,A basket contains 8 red apples and 6 yellow apples. Total apples = 14A…

Q: Find P(A), given that P(A) 0.493.

A: Given,      P A=0.493

Q: The life of a battery is normally distributed with mean 70 hours with a standard deviation of 10…

A: Given, μ = 70 σ = 10 Z = X-μσ

Q: A spinner board consists of six equal parts number 1 to 6. The spinner is spun twice. Find the…

A: There are total 6 equal parts in spinner, from 1 to 6.

Q: An urn contains 4 white and 3 red balls. Find the probability distribution of red balls in a random…

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Q: Find the probability of getting 8 heads in a row in 8 tosses of a fair coin.

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Q: There are 14 marbles in a bag: 4 red, 8 orange, 6 green, and 2 blue. A marble is picked a random.…

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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: An opaque bag contains 16 yellow marbles and 22 teal marbles. If two marbles are randomly chosen…

A: Answer: From the given data, number of yellow marbles = 16 number of teal marbles = 22 Total number…

Q: Ray is spinning a four colored spinner (red, yellow, green and blue). He is also rolling a six sided…

A: The experiment is spinning a four-colored spinner (red, yellow, green, blue) and rolling a six-sided…

Q: What is the probability of correctly predicting the first four runners to complete the race, in the…

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Q: A manufacturing company uses an acceptance scheme on items from a production line before they are…

A: Note: As per our guidelines we are supposed to answer only one question per post so i am solving…

Q: probability

A: According to the given problem, nB=4nY=2nR=6 The experiment is to draw a ball randomly from the bag.…

Q: Tina draws a card at random from a deck of cards numbered from 1 to 30. What is the probability of…

A: The total number of cards is 30. The numbers divisible by 5 are 5,10,15,20,25 and 30. That is,…

Q: The urn contains 5 black and 5 white balls. The probability of drawing two balls of the same colour

A: It is given that the urn contains 5 black and 5 white balls.  Total number of balls =10 We need to…

Q: A card is randomly selected from a standard deck of 52 playing cards. Find the probability that the…

A: The union probability for any two events A and B is defined as P(A ∪ B) = P(A)  + P(B) – P(A ∩ B).

Q: A box contains 5 red, 3 black and 4 oranges balls. Five balls are drawn at a time from the box. What…

A: A box contains 5 red, 3 black, and 4 orange balls. Five balls are drawn at a time from the box.…

Q: An office has 6 men and 12 women employees.  Three employees are picked at random for a trip to…

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Q: Determine the probability of one or more heads appearing in the toss of three fair coins

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Q: There are 10 000 laptops in a warehouse, out of which 10 are defective. Two laptops are selected at…

A: We have given that  Total number of laptops 10000 , out of which 10 defective. Two laptops are…

Q: Calculate the probability that at most 2 of the roses were Eden Roses.

A: let Number of eden roses = X

Q: Nine balls are distributed among four boxes randomly. Calculate the probability that one of the…

A: Here given that total number of items, n=9 We can distribute 9 balls among 4 boxes in…

Q: Out of 24 students in a class, 10 major in Languages. Find the probability that two randomly…

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Q: A single card is selected from a standard deck of 52 cards. Find the probability that the card is a…

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Q: Determine the probability that the rolled dice will result to a multiple of 3 or a square number.

A: It is known that, the outcomes of rolling a die are 1, 2, 3, 4, 5, and 6.

Q: A die is rolled 10 times. Find the probability of rolling no more than 4 fives.

A: Given: A die is rolled 10 times. Objective of this question is to find the probability of rolling no…

Q: Determine the probability that 31​, 32​, 33​, 34​, or 35 flights will arrive on time

A: We have given that Sample size, n = 39 Probability of success, p = 0.819