[See Solution] Trivia Quiz. The probabilities that a player will get 5 to 10 questions right on a trivia quiz are shown below. Find the mean, variance,
Question: Trivia Quiz. The probabilities that a player will get 5 to 10 questions right on a trivia quiz are shown below. Find the mean, variance, and standard deviation for the distribution.
X 5 6 7 8 9 10 ___
P(X) 0.05 0.2 0.4 0.1 0.15 0.1
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