SOLUTION: On any given day the probability that a certain gas station will run out of gas is 1/10. What is the probability the gas station will run out of gas at least two days in the nex

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Question 454537: On any given day the probability that a certain gas station will run out of gas is 1/10.
What is the probability the gas station will run out of gas at least two days in the next two weeks?
What is the expected number of times the gas station will run out of gas in the next 2 weeks?

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
p=.1, q=.9
q^14+.14q^13p=.5846 probability it wont run out more than once
1-.5846=.4154 the probability the gas station will run out of gas at least two days in the next two weeks.
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14*.1=1.4 the expected number of times the gas station will run out of gas in the next 2 weeks.
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Ed