What percentage of pregnancies last between in range

Reference no: EM13124732

Assume that the duration of human pregnancies can be described by a normal model with mean 268 days and standard deviation 17 days. What percentage of pregnancies should last between 260 and 270 days?

Reference no: EM13124732

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What percentage of pregnancies last between in range : Assume that the duration of human pregnancies can be described by a normal model with mean 268 days and standard deviation 17 days. What percentage of pregnancies should last between 260 and 270 days?

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