Statistics of Quiz 1

1 2 3 4 5 6 7 8 9 100

5

10

15

20

25

30

Score

Num

ber o

f stu

dent

s

Statistics of Quiz 1

! HW1 HW1 ! HW2

HW1 & HW2 ! HW3

HW1 & HW2 &

HW3

0

1

2

3

4

5

6

Ave

rage

Sco

re