Results of 2019 midterm exam:
Mean score was 95.7%
S.D = 7.2%
Median = 95.1%
Highest score was 104.9%
There were a total of 86 points available (including 4 extra credit).
Your percent score can be calculated by the formula:
100*(86 - X)/82
where X is the number of missed points.
If all answers, including all extra credit questions, are correct, then
X=0 and score would be 100*(86/82) = 104.9%