This Question: 5 pts 3 Consider the experiment of rolling two dice. a) What is t

Question

This Question: 5 pts 3 Consider the experiment of rolling two dice. a) What is the probability of obtaining a sum of seven? b) What is the probability of obtaining a sum of three or less? c) What is the probability of obtaining a sum of nine or more? a) The probability of obtaining a sum of seven is (Type an integer or a simplified fraction.) [ ]. b) The probability of obtaining a sum of three or less is Type an integer or a simplified fraction) c) The probability of obtaining a sum of nine or more is (Type an integer or a simplified fraction.) Enter vour an

Explanation / Answer

a) Sum 7 = {(1,6), (6,1), (2,5), (5,2), (3,4), (4,3)}

P(Sum of seven) = 6/36 = 1/6

b) Sum 3 or less = {(1,2),(2,1),(1,1)}

P(Sum 3 or less) = 3/36 = 1/12

c) Sum 9 or more = {(4,5),(5,4),(3,6),(6,3),(6,4),(4,6),(6,5),(5,6),(6,6),(5,5)}

P(Sum 3 or less) = 10/36

=5/18

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