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Alana and Eva are sisters. Let X denote the number of birds that Alana may have in the next two years, and let Y denote

Alana and Eva are sisters. Let X denote the number of birds that Alana may have in the next two years, and let Y denote the number of birds Eva may have during the same period.

Themarginal probability distributionsof X and Y are shown below.

X

1

2

3

Y

1

2

3

P(X)

0.5

0.3

0.2

P(Y)

0.3

0.6

0.1

Assume that X and Y are independent. What is P(X=1,Y=2)?

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