Answer
μ = 7
Work Step by Step
Here c = 6.5 and d = 7.5
μ = (c+d)/2 = (6.5+7.5)/2 = 7
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.