Students in a class take a quiz with 8 questions. the number x of questions answered correctly can be approximated by the following probability distribution.
nie_maxxiumx 0 1 2 3 4 5 6 7 8
P(x) 0.02 0.02 0.06 0.06 0.15 0.23 0.23 0.15 0.08
(a) Use the probability distribution to find the mean of the probability
round to the nearest tenth
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