Assignments and tests statistics

Homeworks and tests statistics:

max possible
average
median
standard deviation
max grade received
min grade received
  PS0 50 39.13 43 10.06 50 23
  PS1 70 44.86 53 20.31 70 15
  PS2 60 40.43 39 10.52 56 24
  PS3 50 37.57 39 9.04 47 20.5
 PS4 50 32.5 32.5 5.75 40 25
 PS5            
Midterm            
PS6            
PS7            
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.