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1. Suppose that that joint probability mass function of and is given in the following table....

1. Suppose that that joint probability mass function of and is given in the following table.

y
0 1
0 0.16 0.14
1 ? 0.17
2 0.11 0.11

Find .
Hint: Find first.

2. Suppose that that joint probability mass function of and is given in the following table.

0 1
0 0.06 0.08
1 ? 0.09
2 0.14 0.05

Find the expected value of .

math   Statistics-And-Probability   
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