Suppose there are 8 fair coins and 12 unfair coins in a bag such that the unfair coins have a 75% probability of landing heads. A coin is randomly picked from the bag and flipped 9 times. If the coin landed heads 7 times out of 9, what is the probability that the coin is unfair?

Q: On average, 4 computers from a lab are sent to laboratory for the repair. Find the probability that…

A: Computers from a lab are sent to laboratory for the repair = 4

Q: Suppose three fair coins are tossed and the number of heads that appear is recorded.  What is the…

A: Suppose three fair coins are tossed and the number of heads that appear is recorded.Since the coins…

Q: Assume that among the computers brought to a certain shop for repairs, the probability of a computer…

A:

Q: A jar contains 2 red and 3 green jellly.  Two jelly are taken simultaneously and completely at…

A: From the given information,   A jar contains 2 red and 3 green jelly. Two jelly are taken…

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

A:

Q: A survey shows that about 65% of all respondents chose to have dogs over cats. Suppose that 15…

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Q: The probability of a product which is defective is 0.48. Out of 10 products, what is the probability…

A: We have to find given probability.

Q: Amarble is selected at random from a jar containing 2 red marbles, 3 yellow marbles, and 4 green…

A: GivenA jar containsNo.of red marbles=2No.of yellow marbles = 3No.of green marbles = 4Total no.of…

Q: A committee of 3 is being formed randomly from the employees at a school. 4 administrators, 30…

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Q: A bag contains 7 red marbles, 4 blue marbles and 5 green marbles. If three marbles are drawn out of…

A:

Q: Suppose there are 2 red balls and 4 yellow balls in a box. Two balls are drawn from the box without…

A: Suppose there are 2 red balls and 4 yellow balls in a box.

Q: A jar contains 4 red marbles, 8 green marbles and 12 white marbles. If a marble is drawn from the…

A:

Q: A family was randomly chosen from a set of families having 5 children. What is the probability that…

A:

Q: Suppose the first generation Apple iPad has 5% chance of being defective. What is the probability…

A: From the provided information, Apple iPad has 5% chance of being defective that is p = 0.05 Sample…

Q: Box A contains 5 red balls and 4 white balls. Box B contains 6 red balls and 5 white balls. If one…

A: The question is about Bayes' theorem Given : Box A : No. or red balls = 5 No. of white balls = 4 Box…

Q: A box of 50 diodes contains 10 defective diodes. Suppose 10 diodes are selected at random and…

A: There are 50 diodes and 10 are defective in them and 10 are selected for inspection, let X be the…

Q: If a nickel is flipped 6 times, what is the probability of getting 3 Tails, given that the nickel…

A:

Q: of the 20 lightbuls in a box, 2 are defective. an inspector will select 2 lightbulls simutanously…

A: From the given information we find the probability.

Q: A fair coin is tossed 5 times. Compute the probability of tossing 5 heads in a row.

A: Probability is the chance of occurrence of an event. A fair coin is tossed 5 times. For each toss,…

Q: If a manufacturing machine gas a 5% defect rate and 9 items are chosen randomly what is the…

A: We have to use Binomial distribution. If x follows Binomial distribution with parameter n and p then…

Q: A bag of marbles has 10 red marbles ,24 blue marbles ,5 purple Mables and 17 green marbles if one…

A:

Q: 2. A box contains 8 green balls and 6 red balls. Five bal are selected at random, find the…

A:

Q: Suppose that there are 2 defective pens in a box of 12 pens. If we choose 3 pens at random, what is…

A: If p represent the probability of an event and q represent the probability of happening of the…

Q: A box contains 3 coins, where one coin is fair, one coin is two-headed, and one coin is weighted so…

A:

Q: SUPPOSE THAT YOU JUST RECEIVED A SHIPMENT OF SIX TELEVISIONS AND TWO  ARE DEFECTIVE. . IF TWO…

A: Given: Number of defective= 2 Total =6

Q: - A die is thrown 3 times. If getting a 6 is nsidered as success find the probability o

A: Single Die has 6 outcomes: {1, 2, 3, 4, 5, 6}. P(success)=P(getting 6)=1/6. A die is thrown 3 times.…

Q: In a bag full of 10 marbles, 5 are yellow, 3 are blue and 2 are green. An individual picks two from…

A: A bag full of 10 marbles of which 5 are yellow, 3 are blue and 2 are green.It is given that the…

Q: Pat randomly chooses marbles from an urn with replacement. The urn originally contained 55 red​…

A:

Q: Two neoprene gaskets are selected from a big lot. The probability of obtaining 1 nonconforming unit…

A: Given, Let X be no of nonconforming units P(X = 1) = 0.35 P(X =2) = 0.15

Q: If 2 random students were selected (with replacement), what is the probability that both have the…

A: The total number of students is 476. The number of students who plans for job, travel, and volunteer…

Q: A lot contains 80 items without defects and 20 with defects. Two items are chosen at random without…

A: Given : A lot contains 80 items without defects and 20 with defects n = 80+20 = 100

Q: n urn contains 3 red balls, 4 green balls and 1 yellow balls. An experiment consists of picking 3…

A: Given: Number of red balls = 3 Number of green balls = 4 Number of yellow balls = 1 Total number of…

Q: A bag has 15 red, 15 blue, and 15 yellow marbles in it, what is the probability of drawing 2 red…

A:

Q: Suppose that a company owns 500 computers. Each computer has an 11% probability of not working.…

A: It is given that n =19.

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.