The duration of childbirths are normally distributed. The mean is 268 days with a standard deviation amounting to 15. What is the probability of a childbirth that lasts less than 250 days? * 0.0606 0.1591 0.1151 0.0066

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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The duration of childbirths are normally distributed. The mean is 268 days
with a standard deviation amounting to 15. What is the probability of a
childbirth that lasts less than 250 days? *
0.0606
0.1591
O 0.1151
0.0066
Transcribed Image Text:The duration of childbirths are normally distributed. The mean is 268 days with a standard deviation amounting to 15. What is the probability of a childbirth that lasts less than 250 days? * 0.0606 0.1591 O 0.1151 0.0066
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