Create a validation analysis on the model below

1 2 3 4 5 6 C1 C2 C3 Sales Marketing Expense General & Admin 35714 94 86 37955 133 119 43744 135 112 60453 148 124 51042 161 132 52886 190 151 56576 201 142 72383 217 142 59700 209 132 63404 307 184 69981 298 175 87437 322 182 75452 332 163 88912 456 231 7 8 9 10 11 12 13 14 1 2 3 4 5 6 C1 C2 C3 Sales Marketing Expense General & Admin 35714 94 86 37955 133 119 43744 135 112 60453 148 124 51042 161 132 52886 190 151 56576 201 142 72383 217 142 59700 209 132 63404 307 184 69981 298 175 87437 322 182 75452 332 163 88912 456 231 7 8 9 10 11 12 13 14