The lengths of pregnancies in a small rural village are normally distributed with a mean of 270 days and a standard deviation of 14 days.
A distribution of values is normal with a mean of 270 and a standard deviation of 14.
What percentage of pregnancies last beyond 253 days?
P(X > 253 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 accepted.
What percentage of pregnancies last beyond 253 days?
P(X > 253 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 accepted.