Katelynn F.

asked • 10/08/19

NEED HELP ON SECOND PART!!!

Rework problem 30 in section 4.2 of your text, involving the flipping of one of three coins. Assume that you have two fair coins and an unfair coin with . You randomly select one of these coins, and flip it twice. A random variable  is defined to be the number of heads you observe.


1.How many different values are possible for the random variable?

-Answer is 3


2.Complete the probability density function. Be certain to list the values of in ascending order.

I know the three "Values of X":

0

1

2

I need help on finding their probabilities

William W.

Do you have a probability of heads associated with the unfair coin?
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10/08/19

Katelynn F.

Pr[H]=3/5
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10/08/19

Katelynn F.

So sorry, thought I put it in there!
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10/08/19

1 Expert Answer

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Lilla H. answered • 10/12/19

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