) Approximately 95% of pregnancies have lengths between I days and O days. -) Approximatel r ? 14 days. of pregnancies have lengths between 218 days and 68% 75% 95% 9.7% ?

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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Suppose that the lengths of human pregnancies are normally distributed with a mean of 266 days and a standard deviation of 16 days. Complete the following
statements.
(a) Approximately 95% of pregnancies have lengths between I days and I days.
(b) Approximatel v ?
of pregnancies have lengths between 218 days and
68%
314 days.
75%
95%
99.7%
の
Transcribed Image Text:Suppose that the lengths of human pregnancies are normally distributed with a mean of 266 days and a standard deviation of 16 days. Complete the following statements. (a) Approximately 95% of pregnancies have lengths between I days and I days. (b) Approximatel v ? of pregnancies have lengths between 218 days and 68% 314 days. 75% 95% 99.7% の
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