Question: PRACTICE ANOTHER Use a probability tree to find the probabilities of the indicated outcomes. Two balls are drawn, without replacement, from a bag containing15red balls

PRACTICE ANOTHER

Use a probability tree to find the probabilities of the indicated outcomes.

Two balls are drawn, without replacement, from a bag containing15red balls numbered1-15and7white balls numbered16-22.(Enter your probabilities as fractions.)

(a) What is the probability that the second ball is even-numbered, given that the first ball is even-numbered?

(b) What is the probability that the first ball is red and the second ball is even-numbered?

(d) What is the probability that the first ball is even-numbered given that the second is white?

Use a probability tree to find the probabilities of the indicated outcomes.

A bag contains14blue balls and6red balls. If 2 balls are drawn at random from the bag, with the first ball being replaced before the second ball is drawn, what is the probability that the following will occur? (Enter your probabilities as fractions.)

(a) the first ball is red and the second is blue

(b) one ball is red and the other is blue

(d) the first ball is red given that the second is blue

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