Similar to the frequency tabledistribution in Ch1 Probability Mass Function

Similar to the frequency tabledistribution in ch1

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Similar to the frequency table/distribution (in Ch1): Probability Mass Function : specifies the Population Frequency Distribution : summarizes the Sample T Possible Outcomes { } ( ) { } ( ) { } ( ) = = = = = = = = = = 4 1 Pr ) 2 Pr( 2 1 4 2 , Pr ) 1 Pr( 4 1 Pr ) 0 Pr( HH X HT TH X TT X T T H H T H H Toss two fair coins. Let X be the (discrete) random variable of the # of heads observed.
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