SOLUTION: A company manufactures calculators in batches of 64 and there is a 5% rate of defects. Find the probability of getting at least three defective calculators in a a batch.

Algebra ->  Probability-and-statistics -> SOLUTION: A company manufactures calculators in batches of 64 and there is a 5% rate of defects. Find the probability of getting at least three defective calculators in a a batch.       Log On


   



Question 888976: A company manufactures calculators in batches of 64 and there is a 5% rate of defects. Find the probability of getting at least three defective calculators in a a batch.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
A company manufactures calculators in batches of 64 and there is a 5% rate of defects. Find the probability of getting at least three defective calculators in a a batch.
----
Using my TI-84 I get::
P(3<= x <=64) = 1- binomcdf(64,0.05,2) = 0.6265
--------------
Cheers,
Stan H.
=================