n urn contains 15 balls: 4 red balls, 5 blue balls, and 6 green balls. (a) If three balls are drawn with replacement, what is the probability that all three balls are the same colour? (b) If three balls are drawn without replacement, what is the probability that all three balls are different colours?

Q: There are 3 Chevrolets and 4 Fords in the company motor pool. Two cars are selected at random and…

A: No. of Chevrolets in the company motorpool = 3No. of Fords in the company motorpool = 4Total no. of…

Q: You have two fair coins and a biased coin in a bag. The probability for heads showing up on a toss…

A: Given data: The numbers of fair coins are f=2. The number of biased coins is b=1. The probability of…

Q: 5) There are 19 boys and 13 girls in a Chemistry class. The teacher is randomly assigning students…

A: The provided information are: Number of boys = 19 Number of girls = 13 Total number of students =…

Q: In a 5-card poker hand, what is the probability that all cards are J, Q, K, or A, like, for example,…

A: The provided information is as follows:The objective is to calculate the probability of all cards…

Q: 5) People were asked if they prefer Pepsi or Coke. The results are in the table below. Female Male…

A: ( a ) P( both prefer Pepsi) = ? ( b ) P( Female or Coke ) = ?

Q: You have the following pairs of socks in your suitcase: 2 white, 1 red, 3 blue and 4 black. A.) If…

A: As Prof. N. G. Das said "If there are n mutually exclusive, exhaustive and equally likely outcomes…

Q: A bag contains 4 purple balls and 8 green balls. If we draw 6 balls, replacing each before the next…

A: Given 4 purple balls  and 8 green balls. Hence, total 12 balls. We draw 6 balls with replacement (a)…

Q: . An urn contains 5 red balls, 9 blue balls and 6 green balls. Use this information for both (a) and…

A: Urn contain 5 red, 9 blue, 6 green

Q: robability that both envelopes are red is

A:

Q: 2. A card is drawn at random from a standard deck of 52 playing cards so that each card has an equal…

A: In a fresh deck of cards there are 52 cards. There are four suits, Each suit has 13 cards. There are…

Q: An urn has 2 red, 4 white, and 3 blue balls in an urn and two are drawn one after another without…

A: Total number of balls in an urn,

Q: 7/ An Urn contains six red, seven blue and eight white balls. If two balls are drawn randomly and…

A:

Q: Suppose a jar contains 6 blue, 3 green, and 2 red marbles. What is the probability of randomly…

A: given data  6 blue 3 green  2 red ____________ 11 total marbles   select 3 at random without…

Q: 3 mangoes and 3 apples are in a box. At dom, suppose 2 fruits are chosen, then find the bability…

A:

Q: Four cards are drawn without replacement from a pack of 52 cards. Determ the probability that (a)…

A: Probability=favourable outcomesTotal number of outcomes a) There are 4 A,K,Q and J's in a deck of…

Q: 2. A family's toy box contains 8 toys for their baby and 12 toys for their toddler. If four toys are…

A: no.of toys for their baby=8 no.of toys for their toddler=12 Total no.of toys=20 and Cr=n!n-r!×r!n

Q: There are 30 marbles in an​ urn: 11 are green and 19 are yellow. You reach into the urn and randomly…

A: Probability of having no green marble in first try  = 19/30 Probability of  having no green in…

Q: A bag contains 8 red marbles, 5 white marbles, and 7 blue marbles. You draw 4 marbles out at random,…

A:

Q: What  is the probability that a hand of 5 cards chosen at random from a standard deck of 52 cards…

A: The 5 cards chosen need to have an odd number of cards from each of the four suits. There are 4…

Q: If a card is drawn at random from a standard deck of 52 cards, what is the probability the card is a…

A: Given, Total no of cards = 52 k = card is a king s = card is a spade