A band leader randomly selects 2 students out of 75 band members. If you and your brother are both members, what is the probability that you are both selected?

A band leader randomly selects 2 students out of 75 band members. If you and your brother are both members, what is the probability that you are both selected?

at end of day sunday sunday six friends decided to play online game (1 game a day) on each day following, each friends has chance to win with probability of half once a player win it stops playing...

I have 5 teams ; Chelsea has 15 totals wins 13total draws ...

I roll 4 white six sided dice and 1 black six sided dice I pass if I roll any double on the white six sided dice I ace if I roll a double on the white dice AND any dice is a 6 I...

A game at the fair involves ping-pong balls numbered 1 to 18. You can win a prize if you correctly choose the 5 numbers that are randomly drawn. What are your chances of winning?

Orin is going to play a game that involves drawing marbles from a jar. There are 15 red, 75 yellow, and 10 blue marbles in the jar. If Orin draws a blue marble, he wins $10. If he draws a yellow marble,...

A coin is flipped five times Quantity A: the probability of getting heads twice Quantity B: the probability of getting tails thrice A)...

On average, a very selective college admits 9 out of every 100 applicants. An admissions officer is reviewing a pile of 200 students' applications, and admits the first 17 students. What...

is it independent

the first card is replaced then the second card is chosen

A game at the fair involves ping-pong balls numbered 1 to 18. You can win a prize if you correctly choose the 5 numbers that are randomly drawn. What are your chances of winning?

A game at the fair involves ping-pong balls numbered 1 to 18. You can win a prize if you correctly choose the 5 numbers that are randomly drawn. What are your chances of winning?

Ms. Sanchez receives a shipment of 45 calculators, but 2 of them are defective. Ms. Sanchez asks a student to test the calculators. What is the probability that the first two calculators...

There are 750 students in a school, and every student is enrolled in at least one class. The number of students in each class follows. A total of 600 students are taking English. A...

Carmen hopes to sell a lot of dance recital tickets so that she can win a raffle at her dance company. For every dance recital ticket she sells, her name is written on a raffle ticket and entered...

1) each student draws a club 2) karen draws a red card, Gavin draws a king, Nasra draws a black card, and Ali draws the 2 of clubs. 3) karen draws heart, Gavin draws a heart, nasra draws face...

A group of 30 students from your school is part of the audience for a TV game show. The total number of people in the audience is 140. What is the theoretical probability of 4 students from your school...

2. A lady has 55 earrings in her jewel box: 21 pair of platinum earrings, 15 pair of gold earrings and 17 pair of silver earrings. The lights went out and she is completely in the dark. How many earrings...

Find the distribution (for each real a find P ({ω : X (ω) = a)})) and the cumulative distribution function of X defined on Ωcoin = {H,T}, ω = H or ω = T, by X(H) = 1, X(T) = -1...

A box contains 2 plain pencils and 2 pens. A second box contains 5 color pencils and 3 crayons. One item from each box is chosen at random. What is the probability that a plain...

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