SOLUTION: Probability Scores 0.05 1 0.25 5 0.15 6 0.15 8 0.05 13 0.35 14 Find the expected value of the above random variable

Algebra ->  Probability-and-statistics -> SOLUTION: Probability Scores 0.05 1 0.25 5 0.15 6 0.15 8 0.05 13 0.35 14 Find the expected value of the above random variable      Log On


   

Question 1191552: Probability Scores
0.05 1
0.25 5
0.15 6
0.15 8
0.05 13
0.35 14

Find the expected value of the above random variable
Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
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According to the definition, the expected value is


    0.05*1 + 0.25*5 + 0.15*6 + 0.15*8 + 0.05*13 + 0.35*14 = 8.95.    ANSWER

Solved.