I have 4 blue and 6 red marbles in a bag. I randomly choose two marbles without replacing the first marble. what is the probability that both marbles are blue?

I have 4 blue and 6 red marbles in a bag. I randomly choose two marbles without replacing the first marble. what is the probability that both marbles are blue?

Lisa is making up questions for a small quiz on probability. She assigns these probabilities P(A) = .3, P(B) is .3 and P(A and B) = .4. What is wrong with these probability assignments.

Conditional probability

Adam and Ali are playing a game of darts,each person gets 2 throw at the square,the probability of hitting the square is 60%,yellow is 1/4,orange is 5/12 and red is 1/3 and you get 1 point for...

A small business finds that the probability of an employee getting caught stealing office supplies is about 7%. Out of an office of 15 employees, what is the probability that no employees are caught...

Greg is setting a question for quiz.He assigns these probabilities P(A) = .6, P(B) is .7 P(A|B) = .1 and asks for P(A or B).What is wrong with these probability assignments.

6 red pens & 4 blue pens are in a box. You draw one and keep it. Bob draws &keeps one. What is the probability of both pens being red.

answer and simplify

is my question independent or dependent. Explain.

1. In a study of fatal car accidents, some accidents were attributed to high speed or drunk driving.

1. In a study of fatal car accidents, some accidents were attributed to high speed or drunk driving. • The probability that the fatality was attributed to high speeds was 0.57 • The...

need help with data management

The question is based on probability. Stuck please help!!

a coin is tossed 4 times, if getting a tail is success then what is the probabilty of 3 success.

finding probabilities with permutations and combinations

no additional details

I was trying to do the probability numbers on this equation. I know SWA employees around 9k pilots. I figure they would have about the same flight attendants. Then they...

create a new worksheet on excel document and create worksheet probability depending on major assignment the population mean for goals scored by a FIFA soccer player. The work sheet include raw data...

Three fair coins are tossed: a penny, a dime, and a quarter. Find the sample space with all the outcomes equally likely. Then find each probability. 1.P(THH)? 2.P(exactly 2 tails)? 3...

The sales force of a business consists of 10 men and 10 women. A production unit of 6 people is set up at random. What is the probability that it will consist of 2 men and 4 women? (type answer as...

What is the probability that a sample of 10 students drawn randomly from a representative population of 10,000 6th graders will have an IQ score between 85 and 130. Assume mean =100 and SD=15.