Asked Dec 12, 2019

Given the following probability distribution:

     X      P(X)

     10    0.1

     20    0.4

     30    0.2

     40    0.3

What is the mean (expected value)?


Expert Answer

Step 1

Given data and calculation for the expec...


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P(X) XP(X) 10 0.1 1 0.4 20 0.2 30 40 0.3 12 27 SUM Expected value is given by E(X = x) = xx p(x) = 27(From table)


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