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Mathematics, 12.10.2019 02:30 mollywolly99
Asleep time of 15.9 hours per day for a newborn baby is at the 10h percentile of the distribution of sleep times for all newborn babies. assuming the distribution is normal with a standard deviation of 0.5 hour, approximately what is the mean time, in hours per day, for newborn babies? a. 15.1 b. 15.3 с. 16.3 d. 16.5 e. 16.7
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