Question 513862
A hat contains six one dollar bills, three five dollar bills and one ten dollar bill. A bill is chosen at random. I need a probability distribution for x, where x represents the value of the bill. Find M and lower case sigma?
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(1,0.6) ; (5,0.3) ; (10,0.1)
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mean = 3.1
std =  2.9138
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cheers,
Stan H.