Mean of the probability distribution, Basic Statistics

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Mean of the probability distribution

Students in class take a quiz with 4 questions. The number x of questions answered correctly can be approximated by following probability distribution

x | P(x)
----------
0 | 0.08
1 | 0.10
2 | 0.02
3 | 0.30
4 | 0.50

Find out the mean of the probability distribution. Please show all your work.

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Basic Statistics: Mean of the probability distribution

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Basic Statistics: Mean of the probability distribution

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Recent Questions Asked Basic Statistics

Q : Effects of music on learning by fourth grade children

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Basic Statistics: Mean of the probability distribution

Reference No:- TGS0854249

Recent Questions Asked Basic Statistics

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