kristineford198
07.07.2019 •
Mathematics
Suppose that i am rolling two dice. if the total comes out to an odd number i am paid $1. if the total is 2 or 8 then i am paid $5. what is the expected value of this game?
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Ответ:
Ответ:
3t - 5t = 7 ( by re-arranging)
-2t = 7
t = -7/2
Thus, 6 t = 6( -7/2)
= -42/2
= -21
Thus, t = -21