Question: 5 points Battery lifetime is normally distributed for a large sample of batteries. The mean lifetime of all batteries is 500 days with approximately a

5 points Battery lifetime is normally distributed for a large sample of batteries. The mean lifetime of all batteries is 500 days with approximately a standard deviation of 61 days. Approximately what per cent of batteries have a lifetime of fewer than 500 days? Standard Normal Table (Table A). O 16% 34% O 50% O 68%

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