4) An unfair coin, when tossed 7 times, has the same probability of obtaining 2 heads out of 7 as it does of obtaining 3 heads out of the 7 tosses. What is the probability the coin lands heads on a single toss?

Q: A fair coin is flipped 6 times. Find the probability that heads was flipped exactly 4 times

A: The probability of the heads is calculated by the binomial distribution probability mass function.…

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

A:

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 getting exactly two Heads in a single throw of three coins?

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

Q: A fair coin is tossed 5 times. What is the probability of getting exactly 3 heads?

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 dice is rolled 3 times. What is the probability that a 6 will appear in the toss?

A: Given Information: A dice is rolled 3 times. To find the probability that a 6 will appear in the…

Q: What is the probability that when a coin is tossed 5 times it lands 3 times heads?

A:

Q: What is the probability that no two boys are sitting together for a photograph if there are 5 girls…

A:

Q: When 2 dice are rolled, find the probability of getting a greater number on the first die than the…

A: When 2 dice are rolled. then sample space(S) is;…

Q: There are 6 red balls and 8 blue balls in a box. In this experiment, the balls will not be replaced,…

A: Given, 6 red balls and 8 blue balls in a box To find  The probability of 3 of them will be a red…

Q: We roll 5 six-sided die. What is the probability of obtaining exactly two 1s?

A:

Q: 5 people are chosen randomly from 4 women and 5 men to participate in an event.  What is the…

A:

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: What is the probability that you can draw a red marble from a box containing 7 white, 4 red, and 5…

A: Solution: From the given information, a box contains 7 white, 4 red and 5 blue marbles. Total number…

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: A coin is tossed 3 times. What is the probability of getting 3 tails up?

A: Given : Experiment : Tossing coin 3 times

Q: Suppose a coin is flipped 3 times. What is the probability of getting two tails and one head?

A:

Q: What is the probability of getting at least one 6 on three rolls of a die?

A: It is an important part of statistics. It is widely used.

Q: 2. If seven coins are tossed simultaneously, find the probability that they will just have three…

A: Given that  Number of coins tossed (n) = 7 In a fair coin Probability of head = Probability of tails…

Q: An urn contains three red, three black, and three green balls. If two balls are selected at random…

A: To work out the probability of the required event

Q: A committee of 4 is to be chosen at random from a group of 4 men and 3 women What is the probability…

A:

Q: 10. Assume that a lottery was conducted in a small office and only 10 tickets were sold; you and a…

A: Total Tickets available = 10 2 winners are selected First we will select the first prize , then…

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

A:

Q: What is the probability that 100 tosses of a fair coin will result in 50 heads and 50 tails?

A:

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: 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: What is the probability that a hand of 6 cards contains 6 cards of 6 different ranks?

A: Let A be the event that a hand of 6 cards contains 6 cards of 6 different ranks Here, the total…

Q: A pair of dice is rolled eight times. What is the probability of rolling 2's exactly 3 times?

A: Givena pair of dice  rolled 8 timesn=8p=136=0.028x~Binomial(n=8,p=0.028)

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.