If a fair coin is tossed 8 times, what is the probability of tossing a head on the 8th toss, given that the preceding 7 tosses were heads?

Q: A coin is loaded so that the probability of a head occurring on a single toss is 23. In four tosses…

A: here we will use Binomial distribution   A binomial distribution is simply the probability of a…

Q: A fair coin is flipped 30 times.  What is the probability that the coin comes

A: n = 30 p = 0.5 = np = 30* 0.5 = 15  = sqrt(np(1 - p))     = sqrt(30 * 0.5 * 0.5)    = 2.7386

Q: A fair die is rolled 12 times. What is the probability of rolling a 4 on the die 4 times?

A: A binomial probability distribution has following properties. There are only 2 possible outcomes of…

Q: What is the probability of flipping a fair coin three times and getting heads on exactly two of the…

A:

Q: What is the probability of getting at least two heads when three coins are tossed

A: Given that, Three coins are tossed.

Q: A coin is thrown 3 times. What is the probability that at least one tail is obtained?

A:

Q: A fair coin is flipped 10 times. What is the probability of getting exactly 7 heads?

A: The probability of getting exactly 7 heads in 10 flips of a fair coin can be calculated using the…

Q: Suppose that you flip a coin 14 times. What is the probability that you achieve at least 6 tails?

A: Let us denote X=the number of tails. n=sample size= 14 p=probability of success= 12=0.5 X follows a…

Q: Suppose that you flip a coin 15 times. What is the probability that you achieve at least 6 tails?

A: A coin is fliped  times.

Q: A coin is tossed four times. What is the probability that tails appears on all four tosses?

A: Given data: The number of times a coin tossed is n=4. The expression for the total number of…

Q: A fair coin is tossed 25 times. What is the probability that there will be at least 20 heads?

A: Let, X= number of heads  probability of getting a head (success)= p =1/2 =0.5 Probability of…

Q: If a fair coin is tossed 8 times, what is the probability, to the nearest thousandth, of getting…

A: here given,  here fair coin tossed 8 times  p = probability of head  = 0.5

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: at is the probability of randomly selecting three people all born on the same day of the year?…

A: In this problem, we need to find the probability of randomly selecting three people all born on the…

Q: In tossing two coins at a time, what is the probability of having 2 heads in a single throw?

A: When we toss two coins at a time then possible outcomes are {HH,TT,HT,TH} Number of possible…

Q: A fair die is thrown 6 times. Find the probability of rolling a ​"two​" on exactly 4 of the 6…

A: Explained below

Q: What is the probability of N people in a room to have at least four people having the same birthday?

A: The probability of at least N people having same birthday can be calculated as:…

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: t is the probability of drawing two red cards from a standard deck of 52 playing cards without…

A:

Q: f you flipped a coin and it lands on heads 7 times in a row, what is the probability it will land on…

A: In the flipping of a coin, all the flips are independent.  If the coin is flipped 7 times, the odds…

Q: fair coin is flipped 13 times. Find the probability that more than 4 of the flips turn up

A: When a coin is tossed the probability of getting heads is 0.5 and tails is 0.5 A fair coin is…

Q: A fair coin is flipped 11 times. Find the probability that more than 5 of the flips turn up tails.

A:

Q: What is the probability that a person flipping a fair coin requires four tosses to get a head?

A: Answer:- What is the probability that a person flipping a fair coin requires four tosses to get a…

Q: What is the probability that in four births exactly two girls will be born?

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

Q: What is the probability that when a coin is flipped eight times in a row, it lands heads up every…

A: Given,:  A coin is tossed 8 times with probability of head p(H)=1/2  Then what is the probability…

Q: fair die is rolled two times. What is the probability that both rolls are 1?

A: Independent events When the happening of one event does not depend upon the other events. Then it is…

Q: uppose that you flip a coin 14 times. What is the probability that you achieve at least 5 tails?

A: given data, flip a coin 14 timesn=14p(head)=p=0.50p(tail)=q=1-0.50=0.50x= no. of tails probability…

Q: what is the probability of getting one or more tails one flipping two coins?

A: Solution: Suppose a coin is tossed two times.

Q: Two cards are selected from a standard deck of 52 cards without replacement. What is the probability…

A: Solution

Q: Suppose that you flip a coin 11 times. What is the probability that you achieve at least 6 tails?

A: Givenn=11p=probability of getting tail in a flip = 12=0.5Let "x" be getting tail…

Q: A die is rolled 10 times. What is the probability of getting “a 6 “exactly 5 times?

A:

Q: committee of 8 is to be formed from a group of 7 mothers, 6 fathers, and 8 children. What is the…

A: Total member = 7 + 6 + 8 = 21Committee formed of member = 8

Q: fair coin is flipped 5 times. What is the probability of 2 heads and 3 tails, in any order?

A: given data, A fair coin is flipped  5 times p(head)=p(tail)=0.5p(head )=p=0.5q=1-p=1-0.5=0.50n=5x=…

Q: What is the probability that if 15 letters are typed, no letters are repeated?

A: From the provided information, 15 letters are typed. Total letters in alphabet = 26

Q: A fair coin is flipped 16 times. What is the probability that exactly 8 heads​ appear?

A: Given,n=16p=P(getting a head)=12 X=getting no.of headsP(X=x)=cxn px(1-p)n-x ; x=0,1,2,3.....n

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.  What is the…

Q: Suppose that you flip a coin 13 times. What is the probability that you achieve at least 6 tails?

A: Given Information: Suppose that you flip a coin 13 times.  i.e., n=13 To find the probability that…

Q: Suppose that you fip a coin 13 times. What is the probability that you achieve at least 7 taits?

A: Binomial Distribution: It is used to obtain the probability of successes in some n number of…

Q: What is the probability of getting a tail in the first draw and a head in the second draw if a coin…

A:

Q: What is the probability there are at least 5 cars in the drive-thru?

A:

Q: If a fair coin is tossed 5 times, what is the probability, rounded to the nearest thousandth, of…

A: Solution