Answer
0.4207
Work Step by Step
If X is normal random variable with mean 40 and standard
deviation 10 and P(X < 38) = 0.4207, then $P (X \leq 38) = 0.4207$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.