The lengths of pregnancies in a small rural village are normally distributed with a mean of 261 days and a standard deviation of 14 days. A distribution of values is normal with a mean of 261 and a...

Extracted text: The lengths of pregnancies in a small rural village are normally distributed with a mean of 261 days and a standard deviation of 14 days. A distribution of values is normal with a mean of 261 and a standard deviation of 14. What percentage of pregnancies last fewer than 278 days? P(X < 278="" days)="%" enter="" your="" answer="" as="" a="" percent="" accurate="" to="" 1="" decimal="" place="" (do="" not="" enter="" the="" "*"="" sign).="" answers="" obtained="" using="" exact="" z-scores="" or="" z-scores="" rounded="" to="" 3="" decimal="" places="" are="">