The lengths of pregnancies in a small rural village are normally distributed with a mean of 264 days and a standard deviation of 15 days. a) In what range would you expect to find the middle 50% of most pregnancies? b) If you were to draw samples of size 47 from this population, in what range would you expect to find the middle 50% of most averages for the lengths of pregnancies in the sample?
The lengths of pregnancies in a small rural village are normally distributed with a mean of 264 days and a standard deviation of 15 days. a) In what range would you expect to find the middle 50% of most pregnancies? b) If you were to draw samples of size 47 from this population, in what range would you expect to find the middle 50% of most averages for the lengths of pregnancies in the sample?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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The lengths of pregnancies in a small rural village are
a) In what
b) If you were to draw samples of size 47 from this population, in what range would you expect to find the middle 50% of most averages for the lengths of pregnancies in the sample?
Enter your answers as numbers. Your answers should be accurate to 1 decimal places.
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