SOLUTION: A box contains 5 pennies, 5 dimes, 1 quarter, and 1 half dollar. You reach into the box (without looking) and select a single coin. Identify the random variable. X =

Algebra ->  Probability-and-statistics -> SOLUTION: A box contains 5 pennies, 5 dimes, 1 quarter, and 1 half dollar. You reach into the box (without looking) and select a single coin. Identify the random variable. X =       Log On


   



Question 368895: A box contains 5 pennies, 5 dimes, 1 quarter, and 1 half dollar. You reach into the box (without looking) and select a single coin.
Identify the random variable. X =
Construct a probability distribution for this data.

Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
Let X = dollar value of the coin.
Then the probability mass function is as follows:
p(0.01) = 5/12
p(0.10) = 5/12
p(0.25) = 1/12
p(0.50) = 1/12.