SOLUTION: A coffee shop has a contest. When you lift the lid,you might win a prize. The probability of winning a prize is 1/10 Suppose your teacher buys one coffee each day. Find the pro

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Question 1160365: A coffee shop has a contest. When you
lift the lid,you might win a prize.
The probability of winning a prize is 1/10
Suppose your teacher buys one coffee
each day. Find the probability of each
event:
a) Your teacher will win a prize on
each of the first 3 days of the contest.
b) Your teacher will win a prize on the
third day of the contest.
c) Your teacher will not win a prize in
the first 4 days of the contest.
Answer by ikleyn(52855) About Me  (Show Source):
You can put this solution on YOUR website!
.

(a)  0.1*0.1*0.1 = 0.1%5E3 = 0.001.


(b)  0.9*0.9*0.1 = 0.081.


(c)  0.9*0.9*0.9*0.9 = 0.9%5E4 = 0.6561.