Greg is in his first semester at a university and is taking a calculus course with a large enrollment. He just took the first midterm exam and is nervous about his score. Among all the students in the course, the mean of the exam was 65 with a standard deviation of 8. Greg scored a 85.on this exam. Find the z-score of Greg's exam score relative to the exam scores among all the students in the course. Round your answer to two decimal places.

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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Greg is in his first semester at a university and is taking a calculus course with a large enrollment. He just took the first midterm exam and is nervous about his score. Among all the students in the course, the mean of the exam was 65 with a standard deviation of 8. Greg scored a 85.on this exam.

Find the z-score of Greg's exam score relative to the exam scores among all the students in the course. Round your answer to two decimal places.

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