SOLUTION: A stoplight at the corner of Main and 1st is red 20% of the time. For
someone who drives through this stoplight 10 times a week, what is the
probability that they will stop les
Algebra.Com
Question 788793: A stoplight at the corner of Main and 1st is red 20% of the time. For
someone who drives through this stoplight 10 times a week, what is the
probability that they will stop less than 3 times?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A stoplight at the corner of Main and 1st is red 20% of the time. For
someone who drives through this stoplight 10 times a week, what is the
probability that they will stop less than 3 times?
---------
Binomial Problem with n = 10 and p(stop) = 0.2
-----
P(x < 3) = P(0<= x <=2) = binomcdf(10,0.2,2) = 0.6778
=================
Cheers,
Stan H.
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