(Continuation of Exercise 6.4-2.) In sampling from a normal distribution with known mean μ, the maximum likelihood estimator of θ = σ2 is .

(a) Determine the Rao–Cramér lower bound.

(b) What is the approximate distribution of

(c) What is the exact distribution of where θ = σ2?

References Exercise 6.4-2.

Ergogenic Aids, Nutrition and Hydration Ergogenic Aids o Substances or phenomena that are work-producing and are believed to increase performance o Involved in all levels of organized athletics that the focus is on wining. (High school and up). o Most commonly used ergogenic aid today is Creatine It came up about 15-20 years...