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InterviewSolution
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To check the quality of two brands of light bulbs, their life in burning hours was estimated as under for 100 bulbs of each brand.Life No. of bulbs(in hrs)Brand ABrand B0 – 50 15250 – 100 208100 – 150 1860150 – 200 2525200 – 250 225 100100(i) Which brand gives higher life?(ii) Which brand is more dependable? |
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Answer» To check the quality of two brands of light bulbs, their life in burning hours was estimated as under for 100 bulbs of each brand.
(i) Which brand gives higher life? (ii) Which brand is more dependable?
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