Consider a small population consisting of 100 students All s

Consider a small population consisting of 100 students. All students are cross-classified by (1) Gender (2) Major:

(give answers to three decimal places)

a) Find the probability that a student selected at random is a male and is a biology major.

b) Find the probability that a student selected at random is a stats major given that the student is a female.

Please make the final answer in bold so I can easily find it

Solution

a)

P(male and bio) = 9/100 = 0.09 [ANSWER]

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b)

P(stats|female) = 26/(26+15+12) = 0.490566038 [ANSWER]