OI gnancy is HOT distributed with mean 208 days and a standard deviation of 15 days. Find the probability that a pregnancy lasts longer than 250 days. (a) 0.2264 (b) 0.1151 (c) 0.8849 (d) 0.6829 (e) None of the above

OI gnancy is HOT distributed with mean 208 days and a standard deviation of 15 days. Find the probability that a pregnancy lasts longer than 250 days. (a) 0.2264 (b) 0.1151 (c) 0.8849 (d) 0.6829 (e) None of the above

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

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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Question

The duration of human pregnancy is normally distributed with mean 268 days and a
standard deviation of 15 days. Find the probability that a pregnancy lasts longer
than 250 days.
(a) 0.2264
(b) 0.1151
(c) 0.8849
(d) 0.6829
(e) None of the above

Expert Solution

Step 1: Given information

X~N( $μ = 268, σ = 15)$

P(X>250)=?

Step by step

Solved in 3 steps with 2 images

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