if 2% electric bulbs manufactured by a certain company are defective . find the probality that in a sample of 200 bulbs (A) less than 2 bulbs are defective. (B) more than 3 bulbs are defective.
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(B) more than 3 bulbs are are defective
2/100
0.02
0.02×200
4
which is greater 3 so the answer was b
2/100
0.02
0.02×200
4
which is greater 3 so the answer was b
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