You flip a biased coin (P(head)3 0.8) five times. What's the probability of getting four or more heads?

Q: If you toss a fair coin six times, what is the probability of getting all heads?

A: Concept: The number of ways of achieving success that is the total number of possible outcomes is…

Q: What is the probability of throwing a total of 8 with 3 dice ?

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Q: Nine percent of the population has blood type B. If we choose 18 people at random, what is the…

A: Given,n=18p=0.09q=1-0.09=0.91Let X= no.of people have blood type B in a sample of 18…

Q: What is the probability of flipping a quarter four times and it landing on Tails each time? Type…

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Q: (i) If 3 dice are rolled, how many "6s" do you get on average? (ii) How many times on average do you…

A: Given: Number of dice rolls (n) = 3 Probability of 6 (p) = 16 Let X denote number of times 6 comes…

Q: aple of fifty college students, what is the probability that at least forty of them participate in a…

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Q: What is the probability of getting exactly two Heads in a single throw of three coins?

A: given experiment: a single throw of three coins.now, sample space…

Q: Two coins were toss. What is the probability of getting more than one tail?

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Q: (b) What is the probability of getting exactly two heads? (c) What is the probability of getting no…

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Q: Nextel Directory Assistance has a tendency to give Wrong Answers 36% of the time, If you Request…

A: Let a random experiment be performed repeatedly, each repetition is called a trial. let the…

Q: when a coin is tossed

A: A coin is tossed 2 times.

Q: Teens who Prefer Hard Copy Book vs eBook Hard Copy Enjoy Both eBook 22 14 26

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Q: The probability of rolling two dice and getting a total of 7 is 1/6 . Which of the following…

A: There are 36 possible outcome of rolling two dice simultaneously Let S be the sample space of…

Q: If you toss a coin 8 times, what is the probability of getting 2 heads and 6 tails, in any order?…

A: Probability of getting a head in a toss of coin = ½ = 0.5n = 8Let X denotes the no of heads in a…

Q: When rolling a pair of dice, what is the probability of getting a shm of 5?

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Q: If you toss a fair coin seven times, what is the probability of getting all tails?

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Q: Six percent of American adults are considered millionaires. If 100 randomly selected adults are…

A: Here it is given that 6% of American adults are millionaire. We need to find the probability of 7 or…

Q: What is the probability of randomly drawing 7 cards at once from a standard deck of cards and…

A: From the provided information, Total cards in standard deck = 52 Sample size (n) = 7

Q: (b) What is the probability that men will constitute a majority in the team?

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Q: What is the probability of getting at least 2 incorrect answers? What is the probability of getting…

A: Here use binomial distribution

Q: What is the probability of picking a spade?

A: We want to find the probability of picking spade.

Q: What is the probability of selecting a left-handed person?

A:

Q: What is the probability of rolling at least a 8 with a single toss of two dice?

A: Each die has 6 possible outcomes.  So, for 2 dice there are 62=36 outcomes.

Q: What is the probability of throwing a total of 8 or 11 in a single throw of a pair of dice?

A: GivenA pair of dice is thrownThe outcomes…

Q: What is the probability of having 3 boys given the oldest is a boy?

A: The theory of probability has its origin in the seventeenth century. The king of France who…

Q: You flip a biased coin ((head =0.8)) five times. What’s the probability of getting four or more…

A: Given, P(Head) = 0.8 for a biased coin n = 5

Q: Suppose the probability of success is p=31%. What is the probability of 7 successes in 8 trials?

A: Let x follows binomial distribution with parameters n = 8 and p = 0.31   The pdf of binomial…

Q: What is the probability of hitting a target, if in the long run, 71 out of every 464 attempts…

A: Probability:The probability of an event A is obtained  by the formula:

Q: Suppose the probability of success is p=31%p=31%. What is the probability of 77 successes in 88…

A: Binomial distribution: A discrete r.v. X taking values 0,1,2,3, …., n is said to follow a binomial…

Q: What is the probability of getting exactly one head when a fair coin is tossed for 3  times?

A: GivenA coin is tossed 3 timesn=3p=12=0.5        ( head occurs once in 2 chances i.e., head or…

Q: You are tossing a coin 3 times. a) What is the probability of seeing 1 Tail in three trials? b) What…

A: we are tossing a coin 3 times. then sample space(S) isS={HHH,HHT,HTH,THH,TTH,THT,HTT,TTT}n(S)=8

Q: What is the probability of flipping one head and three tails when flipping a coin four times?

A: Given: A coin flipped four times. Number of total outcomes = 24 = 16

Q: 2. If a hockey player takes 78 shots and scores 16 goals, what would be the probability of this…

A: Given that If a hockey player takes 78 shots and scores 16 goals. Total shots = 78 Scored goals = 16…

Q: What is the probability of having 4 boys given the oldest is a boy?

A: Solution

Q: Three coins are tossed. What is the probability of getting 3 tails or at least 2 heads?

A:

Q: Find out the probability of getting a total of either 7 or 11 in a single roll of two dice?

A: Ans#- Given, Roll a dice twice then sample space                                           S   =…

Q: Five coins are tossed. What is the probability of getting all heads or all tails?

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Q: they roll two normal fair dice and multiply the numbers to get their score, what is the probability…

A: When two dice are rolled the sample space is S=   n(S)=36 Let E be event that multiple is 12 P(E)=?

Q: If you toss a coin 8 times, what is the probability that you get: A) more heads than tails? B) at…

A: probability mass function of B.D is = f ( k ) = ( n  k ) p^k * ( 1- p) ^ n-kwhere       k = number…

Q: a) What percentage of the sardines is shorter than 4 inches? b) The middle 70% of the distribution…

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Q: What is the probability of a z score greater than -1.97?

A: Here you are asked to find the probability of a z score greater than -1.97. That is , P( z >…

Q: An unfair coin, with P(heads) = 5/9, is flipped 5 times. What is the probability more tails than…

A: For an unfair coin, probability of heads coming up is given, then the probability of tails coming up…

Q: What is the probability of picking 6 numbers out of 44 and getting 6 out of 6 correct?

A: we have to findprobability of picking 6 numbers out of 44 and getting 6 out of 6 correct.

Q: You toss a fair coin 5 times. What is the probability of at least one head? Round to the nearest…

A: Fair coin, which means there are only two outcomes (head/tail).

Q: What is the probability of drawing a spade from a deck of cards, keeping it, then drawing a red…

A: Total number of cards = 52 Number of spades cards = 13  Number of red cards = 26

Q: Amy tosses a fair seven-sided die 4 times.  What is the probab

A: Given information: Amy tosses a fair seven-sided die 4 times. The total number of outcomes is,…

Q: Three coins are tossed. What is the probability of tossing three heads?

A: if three coins are tossed than the possible outcomesare 8i.e TTT, TTH , THT , HTT, THH , HTH ,HHT ,…