a) A merchant receives a shipment of five photocopying machines, two of which are defective. He randomly selects three of the machines and checks them for faults. Let the random variable X be number of faulty machines in his selection. Find the probability distribution of random variable X in the table form.

Q: A box containing 9 blue and 7 white marbles. If two marbles are to be drawn at random with…

A: We have given that a box contain 9 blue and 7 white balls. Total balls are 16. The random variable X…

Q: Construct a probability distribution for tossing 3 coins. Assume X be the number of tails.

A: here number of trials( number of times the coin is tossed)=3 in tossing a coin for once , the…

Q: A box holds 3 red and 5 blue marbles. If 2 marbles are to be drawn at random without replacement and…

A: Given, Red Marbles = 3 Blue Marbles = 5 Total Marbles = 8 Let X denotes the number of red marbles

Q: Assume that when adults with smartphones are randomly​ selected, 47​% use them in meetings or…

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Q: A warehouse employs 22 workers on first shift, 17 workers on second shift, and 10 workers on third…

A: Given,no.of first shift workers=22no.of second shift workers=17no.of third shift workers=10no.of 2nd…

Q: A supervisor in nestle company. She gives equal opportunity for the members to work for her. She has…

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Q: Obtain the probability distribution of X that shows the number of heads in a three tosses of a coin.

A: Consider X be the random variable that could take the values 0, 1, 2 and 3. The sample space could…

Q: From a lot of 10 items containing 3 defectives, a sample of 4 items is drawn a random. Let the…

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Q: Suppose a certain towing service receive requests for assistant in an average of 10 per hour. Let…

A: Given, the number of requests for assistance received by a towing service is a Poisson process with…

Q: Assume that when adults with smartphones are randomly​ selected, 51​% use them in meetings or…

A: Let X be the adults with smartphone X~B(n=10, p=0.51) P(X>=5)= ?

Q: When a committee of size 2 is chosen from 5 persons, determine the probability distribution of the…

A: The total number of people is 5. The size of the committee is 2. Let P1,P2,P3,P4,P5 denote the 5…

Q: Assume that when adults with smartphones are randomly​ selected, 51​% use them in meetings or…

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Q: List all of the possible values of the random variable X

A: Since , a disciplinary board at a university consists of 6 faculty members, 2 administrators, and 1…

Q: Let Random variable X be the sum of two dice. Present the probability distribution (tabular) of the…

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Q: Suppose that a satellite defense system has 3 satellites that operate independently.  Each satellite…

A: It is needed to determine the probability distribution for the random variable X.

Q: Assume that when adults with smartphones are randomly​ selected, 41​% use them in meetings or…

A: Consider X be a random variable which follows binomial distribution indicates the smartphone users…

Q: When leaving a certain subway station a person can exit through any one of three gates, and any…

A: Given When leaving a certain subway station a person can exit through any one of three gates, and…

Q: An urn contains 7 white and 3 red balls. Two balls are drawn together at a time. Find the…

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Q: assume that when adults with smartphones are randomly selected, 44% use them in meetings or classes.…

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Q: A retailer has 10 identical television sets of a company out which 4 are defective. If 3 televisions…

A: here total television sets 10 of which 4 are defective here use hypergeometric distribution because…

Q: A manufacturer knows that 14% of the products it produces are defective. Find the probability that…

A: A manufacturer knows that 14% of the products it producesare defective.Find the probability that…

Q: Suppose a coin and a die are tossed. Let X be the random variable representing an even number.…

A: Here the coin and die are tossing simultaneously. Here the sample space , S = {(1,H) , (1,T) , (2,H)…

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: Denote X as the adults who use their smartphones in meetings or classes, which following binomial…

Q: Assume that when adults with smartphones are randomly​ selected, 49​% use them in meetings or…

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Q: Assume that when adults with smartphones are randomly​ selected, 49​% use them in meetings or…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 52​%use them in meetings or…

A: Solution given: Sample size (n) = 5 p (adult use smartphones in meeting or classes) = 0.52 p (adult…

Q: Ten balls which are numbered as 1, 2, 3, ..., 10 are placed in an urn. Three balls are chosen at…

A: Number of outcomes in the sample space is, n(Ω)=10P3=10!7!=10*9*8=720 Let X: Smallest number among…

Q: A crate contains 50 led light of which 5 are defective and 45 are not. A Quality Control Inspector…

A: we have to find given probability.

Q: Suppose that a box contains 8 cameras and that 4 of them are defective. A sample of 2 cameras is…

A: Given that a box contains 8 cameras and that 4 of them are defective. P(Defective) = 0.50 A sample…