1. Let X be the number of heads in three coin tosses. The coins are assumed fair. a. What is the probability mass functi

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answerhappygod
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1. Let X be the number of heads in three coin tosses. The coins are assumed fair. a. What is the probability mass functi

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1. Let X be the number of heads in three coin tosses. The coins
are assumed fair.
a. What is the probability mass function of X?
b. Verify that this probability mass function satisfy the two
conditions.
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