This is just similar to previous questions not exact

Question 3 [20] A distribution belongs to the regular 1-parameter exponential family if among other regularity conditions its pdf or pmf has the form: S(x 10) = g (x) exp 101 (x) - 4 (0)1. 'B E O c (00, 00). BEN Furthermore, for this distribution E[: (X)] = y'(0) and Varli (X)] = 4"(0). Suppose that the daily proportion of new COVID-19 infections in RSA (X) is a random variable (a) with probability density function Exer 2.7. 3 Example 4. 2.1 0x0-1 if0 > 0 and 0