18. Determine whether the estimators found in Exercise 17 are minimal jointly sufficient statistics.
19. Suppose that the random variable x has a binomial distribution with an unknown value of n and a known n value of p (0 < p < 1). Determine the MLE. of n based on the observation X. Hint: Consider the ratio
20. Suppose that two observations X1 and X2 are drawn at random from a uniform distribution with the followinr p.d.f