A fair coin is tossed three times let x be the number of


A fair coin is tossed three times. Let X be the number of beads on the first tosses. Y number of heads on the last two losses.

a) Make a table showing the joint distribution of X and Y.

b) Are X and Y independent?

c) Find the distribution of Y + Y.

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Basic Statistics: A fair coin is tossed three times let x be the number of
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