A bag contains 8 red marbles and 13 green marbles. We pick twice at random a marble from the bag without replacement. What is the probability p that the outcome is at least one red marbles from the two picks? Round the answer to exactly four decimal places. p=

Q: A quiz consists of 6 multiple choice questions. Each question has 4 choices. A student who forgets…

A: Let X=the number of correct questions n=number of trials=6 p=probability of getting the correct…

Q: Find the probability that when a couple has six children, at least one of them is a girl. (Assume…

A: Given data,Couple has 6 childrenn=6The probability of getting a boy is 0.5 and getting a girl is…

Q: Florence runs a day care centre. Of the last 15 children to enrol at the day care centre, 3 of them…

A:

Q: Ethan needs an even number on his next two rolls using the number cube to win the game he is…

A: Given: Number of sides = 6 Number of even side numbered = 3 (2,4,6)

Q: You randomly select one card from a​ 52-card deck. Find the probability of selecting the five of…

A: We have given that probability of selecting the five of spades or the three of clubs We have to find…

Q: A coin is tossed and a single 6-sided die is rolled.  Find the probability of landing on the tail…

A:

Q: There are 5 marbles in a jar.  They each have a number.  The numbers range from 1 – 5. Write a…

A: Given: 5 marbles in jar Numbered from 1 to 5

Q: determine the probability

A: Given that total number of puppies are 16 n=16 out of 16 we have 10 are yellow

Q: Madison usually receives 4 letters in the mail each week. Find the probability of receiving 8…

A: Madison usually receives 4 letters in the mail each week. Therefore, for two weeks, λ=2×4.

Q: Madison usually receives 4 letters in the mail each week. Find the probability of receiving 8…

A: Given that  Madison usually receives 4 letters in the mail each week. We have to Find the…

Q: Find the probability of selecting a red card or a 3 from a deck of 52 cards.

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Q: A golfer putts the ball into the hole 48.7% of the time (if within 10 feet of the hole). Find the…

A:

Q: You roll a six-sided die. Find the probability of rolling: a 5 or a number greater than 3 a number…

A:

Q: A card is picked from the following cards. Find the probability that the card drawn is purple or…

A: There are total 7 cards. Among them 5 cards are purple or blue. So, n(purple or blue)= 5 n(all)=7…

Q: A jar contains 4 pennies, 3 nickels and 6 dimes. A child selects 2 coins at random without…

A: 4 pennies 3 nickels 6 dimes ______________ 13 total coins   select 2 coins at random without…

Q: You randomly choose a marble from a jar. The jar contains 4 red marbles, 11 blue marbles, 9 green…

A:

Q: A student takes a four-question, True or False quiz and guess at every answer. What is the…

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Q: Find the probability of getting either a total of 8 or a 5 when rolling a pair of dice once

A: We have yo find  probability..

Q: c. Find the probability that a patient randomly selected from the study had cancer OR was on the…

A: (c )   Obtain the probability that a patient randomly selected from the study had cancer OR was on…

Q: 6 You are given a bag of jelly beans. There are 7 red, 8 blue, 4 yellow, and 10 pink. Find the row…

A: It is given that the bag of jelly beans. Red = 7 Blue = 8  Yellow = 4 Pink = 10 Total jelly beans =…

Q: cords show that the average number of defects per bolt of cloth is 10.4. Find the probability of at…

A: Let X be the random variable from Poisson distribution with average (λ) = 10.4 Then,  P(X≥4) = ?

Q: Suruchi has $1.64 worth of change in the bottom of her purse.              If she reaches into her…

A: Given: Total number of coins = 12 Number of nickel = 3

Q: The probability of events A and B is 0.43, and the probability of event A is 0.9. Find the…

A: Given,P(A∩B)=0.43P(A)=0.9

Q: Mateo has a 9-question chemistry quiz and did not have time to study. If each question is…

A: Let x follows binomial distribution with parameters n = 9 and p = 1/5 = 0.2   The pdf of binomial…

Q: You roll a fair six-sided die twice. Find the probability of rolling a 3 the first time and a number…

A: From the provided information, A fair six-sided die is rolled twice. P (rolling 3) = 1/6 P (rolling…

Q: Suppose a jar contains 17 red marbles and 22 blue marbles. If 2 marbles are randomly chosen from the…

A: There are 17 red marbles and 22 blue marbles. Thus, there are 39 marbles in total.

Q: Find the probability of answering three multiple choice questions correctly if random guesses are…

A: There are three multiple choice questions. Each question has four choice, among which one choice is…

Q: Find the probability of choosing a red ball and a white ball from a jar with replacement. Color of…

A: The table is given as follows: Color of the Ball Number of Balls Red 3 White 2…

Q: Orson performs 7 exercises over the span of a week. 5 of his exercises involve skipping rope. If he…

A: If the probability of getting selected for each outcome is equal, then such outcomes can be termed…

Q: There are 34 juniors and 45 seniors in the auditorium. After x juniors and x+5 seniors left the…

A:

Q: There are 9 people in a group. They are picking straws to see who has to clean the house. If 1 more…

A: Total number of persons in the group originally = 9 When 1 women entered in the group then  Total…

Q: You roll a 6-sided die then toss a coin. Find the probability of rolling a number greater than 1 and…

A: n(S) = 12 Let A = rolling a number greater than 1 and the coin landing on tails Then, n(A) = 5