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Find the Indicated Probability or Percentage for the Normally Distributed

Question 23

Multiple Choice

Find the indicated probability or percentage for the normally distributed variable.
-The lengths of human pregnancies are normally distributed with a mean of 268 days and a standard deviation of 15 days. What is the probability that a pregnancy lasts at least 300 days?


A) 0.0166
B) 0.0179
C) 0.4834
D) 0.9834

Correct Answer:

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