A coin is biased so that is has a 60% chance of landing on heads. Create a tree diagram to calculate the probabilities. If the coin is thrown three times, find the probability of getting three tails 2 tails and a head

Q: The average time it takes a mechanic to change the oil in a car is 14 minutes. What is probability…

A: Here, μ=14 minutes.

Q: An urn contains 5 white balls and 6 red balls. A second urn contains 8 white balls and 4 red balls.…

A: Given data: The numbers of white balls in the first urn are w1=5. The numbers of red balls in the…

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

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Q: A coin is tossed 6 times. Find the probability that at least three are tails.

A: Introduction:Since nothing is mentioned, we can assume that the coin is fair, so that the…

Q: If one card is drawn from an ordinary deck of cards, find the probability of getting the following.…

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Q: Computer 911 Hot Line receives on average 15 calls per day asking for assistance. For any randomly…

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Q: Suppose a batsman can hit the ball 50% of the time. If the batsman is given 3 attempts at hitting…

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Q: uppose a jar contains 15 red marbles and 15 blue marbles. If you reach in the jar and pull out 2…

A: Number of red marbles=15Number of blue marbles=15Total number of marbles=30

Q: A coin is tossed five times. What is the probability of getting 3 tails in these five tosses? Enter…

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Q: A fair die is rolled four times. A 2 is considered​ "success," while all other outcomes are​…

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Q: what is the probability to get 3 tails and 1 head.

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Q: Suppose you win blackjack 47% of the time. What is the probability that you lose 3 games in a row…

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Q: A weighted coin has a 62% chance of landing on heads.  You decide to flip the coin 3 times.…

A: Given: n = 3 Probability of landing head p = 0.62 Probability of landing tell q = 1-0.62 q = 0.38…

Q: Find the probability of 62 or more participants believing life on other planets is plausible

A: From the original problem, It is given that the number of observations are independent with…

Q: A pair of dice is rolled. Find the probability that the sum of the two dice is 10 or higher

A: A pair of dice is rolled.

Q: A coin is tossed 3 times. The probability of getting exactly two heads is

A: Here given that A coin is  tossed 3-times

Q: Steve has 12 biscuits in a tin. There are 5 digestive and 7 chocolate biscuits. Steve takes two…

A: Given that, Total number of biscuits = 12 5 digestive biscuits and 7 chocolate biscuits We to find…

Q: A card is drawn at random from a deck of cards. Find the probability of getting the King of heart.

A: Answer#- A card is drawn at random from a deck of cards.                Find the probability of…

Q: Five girls and 6 boys on the debate team lined up randomly to walk on stage.  What is the…

A: Given: Number of boys = 6 Number of girls = 5

Q: A coin is flipped 3 times. Determine the probability that one tail will result from the three…

A: We have to use Binomial distribution. Binomial distribution : If random variable x follows Binomial…

Q: Suppose we flip a fair coin 20 times getting 6 tails and 14 heads. Find the probability of having no…

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Q: Suppose a batsman can hit the ball 50% of the time. Assume that the batsman has seen 6 balls and hit…

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Q: Two dice are thrown simultaneously.Find the probability that the number of spots upper host is 9 or…

A: When two dice are thrown, there are 6*6 = 36 outcomes.

Q: A group consists of 10 girls and 8 boys. They are to sit sit side by side on a bench. What is the…

A: Given that there are 10 girls and 8 boys. So total (10+8)=18 girls and boys. So 18 persons can be…

Q: A die is tossed. Find the probabilities of the event A = {odd number shows up}, B = {number larger…

A: Consider two sets A and B. Now, A ∪ B defines the collection of elements, which belong to the set A…

Q: Two dice are thrown 48 times. Determine the probability that 10 points are rolled more than 2

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Q: coin is tossed 6 times. Find the probability of getting at least 1 tail.

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Q: If the probability of being hospitalized during a year is 0.25. Find the probability that no one is…

A: X has binomial distribution. X~binomial(n,p)n=3p=0.25probability mass function of X;…

Q: An airplane has 100 seats for passengers. Assume that the probability that a person holding a ticket…

A: Let X be the number of persons holding a ticket appears for the flight.From the given…

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

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Q: An urn contains 5 yellow marbles, and 4 green marbles. If one marble is selected. Determine the…

A: Given,no.of yellow marbles=5no.of green marbles=4total no.of marbles=9

Q: A person conducts experiments of a 3 coin toss. Find the probability that the person will get either…

A: Given A person conducts experiments of a 3 coin toss.

Q: Assume that the group has a portfolio of 6 stocks. There is a 30% chance that any one of these…

A: Given that there are 6 stocks There is a 30% chance that any one of the stocks will increase in…

Q: Find the probability distribution for the sum of the three sides.

A: Given,  Number of dice = 3 Number of sides with different number on each dice = 4 Total number of…

Q: Four cards are drawn at random from a pack. Find the probability that they are a King, a Queen, a…

A: Since we know that in standard pack of card there are 52 cards  And in standard deck of 52 cards…

Q: What is the probability that all 3 cards are Queens?

A: Number of Queen cards = 4 Total number of cards = 52 Define some events A: first card is Queen B:…

Q: A fair coin is tossed 200 times. Find the probability that heads will show 100 times.

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Q: Rainfalls occur randomly and independently over the course of Metro manila. The average is 6…

A: Given that  The average rainfall every month=6 X~Poisson(λ=6)