Assignments and tests statistics

Homeworks and tests statistics:

max possible
tentative weight
average
median
standard deviation
max grade received
min grade received
PS 0 100+10 100 85.22 88 10.63 99 61
PS 1 100+10 100 67.67 62 19.98 100 26
PS 2 100+10 100 85 87 9 100 64
PS3 100+25 100 76.34 80 20.8 100 0
PS4 100+10 100 84.6 92.5 18.6 100 7
MIDTERM 100 61.67 65.5 25.15 100 10
Remark #1: the extra credit will be incorporated in the final homework grade at the end of the semester. For now it's being withheld from the calculation so that the grade distribution is less spread out.