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Posted By: Raghav       Member Level: Diamond       Posted Date: 10 May 2008       Category: Mathematics

How many defective light bulbs?



From a batch of 3000 light bulbs, 100 were selected at random and tested. If 5 of the light bulbs in the sample were found to be defective, how many defective light bulbs would be expected in the entire batch?


Select Answer:

15
60
150
300




      
Your Test Score: 0 / 0



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