SOLUTION: Light bulbs from production lines are tested. Of the 150 bulbs tested, 7 were detective. a)What is the probability of a bulb not being defective? b) What if 60 356 bulbs are prod

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Question 878092: Light bulbs from production lines are tested. Of the 150 bulbs tested, 7 were detective.
a)What is the probability of a bulb not being defective?
b) What if 60 356 bulbs are produced in a week. How many may be defective?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
p(def) = 7/150 = .0467
a) P(non-def) = .9533
b) 60356%2A.0467