The chance of winning based on the type of lottery tickets we purchase is 0.05, or 1 in 20. We will play each saturday until we
win. What is the probability of winning on the fourth ticket?
a .05
b .0407
c .0475
d .04287
1 answer:
Answer:
Given that the probability of winning is = 0.05
So the probability of losing is = 1 - 0.05 = 0.95.
We are told we have a 1 in 20 chance
Success: 0.05
Failure: 0.95
P(X=4)= 0.95*0.95*0.95*0.05
So the chance is 0.04286 or Option D
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