* 17.15 (*) You are given the following: 1. P = prior estimate of pure premium for a particular class of business. 2. O = observed pure premium during the latest experience period for the same class of business. 3. R=revised estimate of pure premium for the same class following the observations. 4. F=number of claims required for full credibility of the pure premium. Express the observed number of claims as a function of these four items. * 17.15 (*) You are given the following: 1. P = prior estimate of pure premium for a particular class of business. 2. O = observed pure premium during the latest experience period for the same class of business. 3. R=revised estimate of pure premium for the same class following the observations. 4. F=number of claims required for full credibility of the pure premium. Express the observed number of claims as a function of these four items