Add a new column L: = difference between consecutive FPR values: =K3-K2 (drag down)
| A (Actual) | B (Predicted Prob) | |------------|--------------------| | 1 | 0.92 | | 0 | 0.31 | | 1 | 0.88 | | 0 | 0.45 | | 1 | 0.67 | | ... | ... |
= =F2/(F2+I2)
Column M: = =(J2+J3)/2
= =COUNTIFS($A$2:$A$100,1,$B$2:$B$100,"<"&E2)
