4. Twenty insurance policies have the following ground-up losses: Ground-up Loss 7 2 3 > 100 4 Number of cases 3 3 4 6 4 Deductible Policy limit 2 NA NA 100 NA 200 NA 100 3 NA The actuary assumes the losses follow the distribution P(a, 100). Determine the max- imum likelihood estimate of a. 4. Twenty insurance policies have the following ground-up losses: Ground-up Loss 7 2 3 > 100 4 Number of cases 3 3 4 6 4 Deductible Policy limit 2 NA NA 100 NA 200 NA 100 3 NA The actuary assumes the losses follow the distribution P(a, 100). Determine the max- imum likelihood estimate of a