Consider the following output concerning the model's lift

(a) How many observations were used to obtain this output?

(b) How many of those observations have Y = 1?

(c) Explain what the 100% in column 5 row 8 means?

(d) Explain how the lift of 2.44444 in the last column is calculated and what it means.

Obs. 10 K 15 by model 10 20 30 40 50 \"shy #1; model detected random 100 21 200 42 300 63 400 84 500 105 600 126 700 14 7 800 168 900 189 1&10 210 96 15 detected b model 37.619 57.619 73.333 84.286 91.905 95.714 99.524 100.000 100.!!!) 100.043!) I 15 detected model 79 121 154 177 193 201 209 210 210 210 it is extra detected vs. random 53 79 91 93 88 75 62 42 2 1 Lift 3.76190 2.88095 2.44444 2.10714 1.83810 1.59524 1.42177 1.25000 1.11111 1.00000