[BostonCard]

Or maybe it is a normal (95%) confidence interval when the standard deviation is higher than usual.  It would be interesting to see, but I suspect that we've probably seen a greater variance in performance this year than in year's past.

BC

[BostonCard]

Or maybe it is a normal (95%) confidence interval when the standard deviation is higher than usual.  It would be interesting to see, but I suspect that we've probably seen a greater variance in performance this year than in year's past.

BC