It says sam test scores for the making period were 60,89,83,99,95,60

Suppose that sams teacher decided to base the marking period grade on the mean. What grade would sam earn? Do you think this is a fair grade explain your reasoning?

2 answers

sam would earn (60+89+83+99+95+60)/6 = ...
And why would this not be "fair" ???
Je ne connais pas aide moi