Random Variable Statistics and Probability


Part I. Direction: Find the sample space, write the values of the random variable, determine the probability

mass function, and draw the histogram of the following items.


1. A pair of 6-sided dice is rolled, and the sum is determined. Let the random variable X denotes the sum of

the numbers.

2. A coin is tossed 5 times. Let the random variable X be the number of tails in tossing the coin 5 times.
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