Question

A sorority has 36 members, 26 of whom are full members and 10 are pledges. Two...

A sorority has 36 members, 26 of whom are full members and 10 are pledges. Two persons are selected at random from the membership list of the sorority. Find the requested probabilities. (Enter the probabilities as fractions.)

(a) The first person selected is a pledge.


(b) The first person selected is not a pledge.


(c) The second person selected is a pledge if the first person selected was also a pledge.


(d) The second person selected was a full member if the first person selected was a pledge.


(e) The second person selected is a pledge if the first person selected was a full member.


(f) The second person selected is a full member if the first person selected was also a full member.


(g) The second person selected was a pledge.

Math   Statistics-And-Probability   
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Answer #1

a) The probability that the first person selected is a pledge =

b) The probability that the first person selected is not a pledge.=

c) The second person selected is a pledge if the first person selected was also a pledge =

d)The second person selected was a full member if the first person selected was a pledge =

e) The second person selected is a pledge if the first person selected was a full member =

f) The second person selected is a full member if the first person selected was also a full member.=

g) The probability that the second person selected was a pledge.=

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