[Robbie]

TO BE FAIR to Sarkisian, the Pac-12 steadily improved (more or less) throughout his tenure. TO BE UNFAIR to Sarkisian, that's not a great sign: your second derivative should be better.

You can't differentiate a discrete function. Everyone knows that.

(Yes, my tongue is in my cheek. Although it is true that you cannot differentiate a discrete function.)

[Robbie]

TO BE FAIR to Sarkisian, the Pac-12 steadily improved (more or less) throughout his tenure. TO BE UNFAIR to Sarkisian, that's not a great sign: your second derivative should be better.

You can't differentiate a discrete function. Everyone knows that.

(Yes, my tongue is in my cheek. Although it is true that you cannot differentiate a discrete function.)