????????????????? "expreshun" ??????????????????
?????????????? "meen"?????????...yu must meen AVERAEJ
that look tu me like 2 numbers:
9/5=1.8 & 11/7=1.571428571428571....
2 numbers, sum=3.371429, averaej=1.68571
Median same as averaej...even number av numbers..take averaej av 2 middel numbs