The lengths of pregnancies in a small rural village are normally distributed with a mean of 263 days and a standard deviation of 14 days. A distribution of values is normal with a mean of 263 and a standard deviation of 14. What percentage of pregnancies last beyond 305 days? P(X> 305 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. Question Help: Message instructor Submit Question

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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The lengths of pregnancies in a small rural village are normally distributed with a mean of 263 days and a
standard deviation of 14 days. A distribution of values is normal with a mean of 263 and a standard deviation
of 14.
What percentage of pregnancies last beyond 305 days?
P(X> 305 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.
Question Help: Message instructor
Submit Question
Transcribed Image Text:The lengths of pregnancies in a small rural village are normally distributed with a mean of 263 days and a standard deviation of 14 days. A distribution of values is normal with a mean of 263 and a standard deviation of 14. What percentage of pregnancies last beyond 305 days? P(X> 305 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. Question Help: Message instructor Submit Question
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