Quesnon 7 of 22 Question 7 10 points Save Answer in the last 10 years, the SEC h

Question

Quesnon 7 of 22 Question 7 10 points Save Answer in the last 10 years, the SEC has had a team in the football national championship game 9 trmes (once, in 2011, 3 times, the PAC 12 championship game there were 2 SEC teams) Ovor the same period, the Big 12 tas had a leam 2 times, th twice, the Big Ten 2 times, and 1 leam (Notre Dame) was independent The only year that didn'i feature an SEC team was 2014, in which a Big Ten and PAG 12 had teams in the Based on the above, what is the probability that EITHER a PAC 12 OR a Big Ten team makes the championship game? 3

Explanation / Answer

8.

A jar contains 3 red marbles,7 green marbles,10 white marbles

if a marbles drawn from a jar randomly,

the praobability of marble is either white or green = 10/20 + 7/20

= 17/20

= 0.85

9.

p(A)= 0.4 ,p(B)=0.5,p(AB)=0.3

praobability of complement of A = 1- P(A)

= 1-0.4

= 0.6   

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