Answer
Answer: 0.4878
Work Step by Step
P(-2.25 < z < 0)
=0.5 - P( z < -2.25)
= 0.5 - 0.0122
= 0.4878
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.