There are 2 dice that you have to roll. There is 12 prizes for each outcome. The
ID: 3337295 • Letter: T
Question
There are 2 dice that you have to roll. There is 12 prizes for each outcome. The object of the game is to roll two sixes, so you can a get a ticket that will give you the chance of winning $50.
The cost of the prizes to me are as follows:
Chocolate golden coins -.83
$100 pen necklace -.75
Candy Bar – 1.25
Flashlight key chain -.83
Tickets/Cash - 50.63
Outcome
X
P(x)
X*P(x)
Roll two 1’s
-3.00
1/12
Roll a 3
-3.00
1/12
Roll two 2’s
-2.17
1/12
Roll a 5
-3.00
1/12
Roll two 3’s
-2.25
1/12
Roll two 4’s
-1.75
1/12
Roll two 5’s
-3.00
1/12
Roll a 7
-2.17
1/12
Roll a 11
-3.00
2/12
Roll two 6’s
-47.63
1/12
Total
----------------
12/12=1
Outcome
X
P(x)
X*P(x)
Roll two 1’s
-3.00
1/12
Roll a 3
-3.00
1/12
Roll two 2’s
-2.17
1/12
Roll a 5
-3.00
1/12
Roll two 3’s
-2.25
1/12
Roll two 4’s
-1.75
1/12
Roll two 5’s
-3.00
1/12
Roll a 7
-2.17
1/12
Roll a 11
-3.00
2/12
Roll two 6’s
-47.63
1/12
Total
----------------
12/12=1
Explanation / Answer
Outcome X P(x) X*P(x) Roll two 1’s -3 1/12 - 1/4 Roll a 3 -3 1/12 - 1/4 Roll two 2’s -2.17 1/12 - 1/6 Roll a 5 -3 1/12 - 1/4 Roll two 3’s -2.25 1/12 - 1/5 Roll two 4’s -1.75 1/12 - 1/7 Roll two 5’s -3 1/12 - 1/4 Roll a 7 -2.17 1/12 - 1/6 Roll a 11 -3 1/6 - 1/2 Roll two 6’s -47.6 1/12 -4
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