6. 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 to be unfair?

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: 6.) You pick 3 cards from a deck without replacing a card before picking the next card. What is the…

A: no.of heart cards=13total no.of cards=52

Q: A committee of 5 persons is to be formed from 6 men and 4 women. What is the probability that the…

A:

Q: A box contains 10 balls of which 5 are red and 5 are white. If two balls are randomly drawn with…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…

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: 5 green marbles, 7 red marbles, and 1 yellow marble are placed into a bag. If one marble is randomly…

A:

Q: If three cards are randomly selected in a deck of 52 cards, what is the probability of selecting the…

A:

Q: A box contains 4 red balls, 8 white balls, and 6 black balls. Two balls are drawn at random from the…

A: probability of an event =number of choices of an event / number of total choices of sample space

Q: Suppose that you flip four coins. What is the probability that when four coins are flipped, we get…

A: 1) Consider the experiment of flipping of 4 coins. Each coin flip has 2 possible outcomes, so the…

Q: A committee of 3 people is selected at random from 5 men and 5 women. What is the probability that…

A:

Q: usly. What is the probability that you pick at least 4 green balls

A: Total balls = 5 red balls + 6 green balls + 2 yellow balls = 13 balls The number of ways to select 5…

Q: 4. Bowl A contains 60 black chips and 40 white chips. Fifty of these 100 chips are selected at…

A: Given,no.of black chips=60no.of white chips=40total no.of chips=100

Q: Suppose a jar contains 20 red marbles and 23 blue marbles. You reach in the jar and pull out two…

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: Suppose that a shipment contains 5 defective items and 10 non defective items.  If 7 items are…

A: From the provided information, A shipment contains 5 defective items and 10 non defective items.…

Q: Four red cards are numbered 1,2,3 and 4. Three black cards are numbered 5,6,7. The cards are placed…

A: Given: n(red) = 4 (1,2,3,4) n(black) = 3 (5,6,7) n(drawn) = 1

Q: Suppose that there are five corporations competing for six different contracts. If the contracts are…

A: Basic concepts of probability are used.

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: An urn contains 7 red balls and 3 yellow balls.  If we randomly select 3 balls from the urn without…

A: An urn contains 7 red balls and 3 yellow balls.  If we randomly select 3 balls from the urn without…

Q: Compute the probability of randomly drawing 8 cards from a deck and getting exactly 6 spades.

A:

Q: A box contains 3 red balls, 4 white balls, and 9 black balls. Two balls are drawn at random from the…

A: Given that there are 3 red balls, 4 white balls, and 9 black balls.  So total (3+4+9)=16 balls.   We…

Q: If 4 persons are chosen at random from a class containing 8 freshmen and 12 sophomores, what is the…

A:

Q: student randomly grabs 2 socks from her drawer, which contains 11 white socks and 8 black socks.…

A: given data, A student randomly grabs 2 socks from her drawer11- white socks08-black socks19- total…