So the more spread out the group of numbers are, the higher the standard deviation. A variance is the average of the squared differences from the mean. To figure out the variance, calculate the ...

Everybody understands field goal percentage and three-point percentage. We all know what making 40% of three-point attempts ...

So the more spread out the group of numbers are, the higher the standard deviation. A variance is the average of the squared differences from the mean. To figure out the variance, calculate the ...