Quiz 1	Quiz 2	Quiz 3
Mean	2.55	2.5	3.05
Median	2	2.5	3
Mode	2	4	3
Variance	1.102632	2.368421	1.207895
Standard Deviation	1.023474	1.5	1.071214

1. Use the measures of central tendency and spread to...

a) Make comments on how students didon each quiz

b) State whether or not you believe there's a problem with each quiz

c) Which quiz do you believe is the most accurate representation of the students' understanding? Explain your reasoning.