math80.sample quiz13 -...

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wostner:probability:exercises:rolling dice ©2007 ulf wostner <[email protected]> Last modified: March 21 2009 16:24. This is a large collection of routine probability exercises with answers, so you can get enough practice. Show all formulas and fractions, and explain. Then, round your answer off correctly to four decimals. Rolling A Pair of Dice For these problems it is convenient to first make a 6 x 6 table showing the sums of the numbers on the dice. 1. If you roll a pair of dice, what is the probability that the sum of the dice is 10? Answer: 0.0833 2. If you roll a pair of dice, what is the probability that the sum of the dice is at least 10? Answer: 0.1667 3. If you roll a pair of dice, what is the probability that the sum of the dice is less than 10? Answer: 0.8333 4. If you roll a pair of dice, what is the probability that you get at least one four? Answer: 0.3056 5. If you roll a pair of dice, what is the probability that you get a double (both dice have the same number)? Answer: 0.1667
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This note was uploaded on 04/01/2009 for the course MATH 80 taught by Professor Wostner during the Spring '09 term at City College of San Francisco.

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math80.sample quiz13 -...

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