What is the probability that at least 2 out of 30 received special accommodation?

Q: What is the probability the falsk contains at least one mosquito larvae

A: In previous solution : Expected= 3  λ=3 P(at least 1) = P(x≥1) Formula : P(X=x) = (e-λ × λx)/x! *…

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: 4) If a baseball player has a batting average of 0.5, what is the probability that the player will…

A: Given data: Batting average=0.5

Q: Social networking site usage for seniors at Charles Drew High School Instagram Users Pinterest Users…

A: From the given diagram:   The number of students that uses Instagram only = 71   The number of…

Q: A die is rolled 8 times. What is the probability of getting at least one 5?

A:

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: b. A life insurance salesman sells on average 4 life insurance policies per week. i. Find the…

A:

Q: What is the probability that a randomly chosen child has a height of more than 73.7 inches?

A: Let X denote the heights of child. Given that X follows N(mean = 56.5, SD = 7.8), then  Z = (X -…

Q: What is the probability that your best friend will order fries with her special?

A: Probability of an event occurring is defined as the ratio of the number of favorable outcomes to the…

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: A fair 4-sided die is tossed. What is the probability that any number except 1 or 3 or 4 is tossed?

A: A fair 4-sided die is tossed.

Q: A fair 20 sided die is tossed. What is the probability that the numbers 17 or 5 or 11 or 9 are…

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 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: A die is rolled 8 times. What is the probability of getting at least one 5?

A:

Q: Social networking site usage for seniors at Charles Drew High School Instagram Users Pinterest Users…

A: number of Instagram users = 71+24 therefore, the number of Instagram user = 95 Total number of users…

Q: A person receives on average 3 e-mails per hour. a) What is the probability that he will receive 4…

A: GivenOn average 3 emails per hourλ=3Let "x" be the no.of e-mails in an…

Q: What is the probability of getting at least 4 in one roll of a die?

A: Sample space for rolling a die is S = {1, 2,3,4,5,6}

Q: If someone puts 3 red socks, 6 white, 2 yellow, and 7 black in a bag. a. What is the probability…

A: According to the given information, it is required to find the probability of the given information.…

Q: On an average, there are 2 visits to a supershop per minute. What is the probability that the…

A: Givenon average 2 visits to a supershop per…

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: If an unprepared student guess for 10 true-false questions, what is the probability they will get…

A:

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 an RMG production line is known to have 7.4 flaws (defects) in every 50 products. a. What…

A:

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

A: Solution

Contingency Table

A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.

Binomial Distribution

Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.