Assume the following: Avg population book value Avg. sample book value Avg. sample audited value Number in population $100 $99 $97 20.000 D. What is the book value of the population? E. Calculate the projected misstatement using mean per unit sampling and indicate if understatement or overstatement. F. Calculate the projected misstatement using ratio estimation and indicate if understatement or overstatement G. Calculate the projected misstatement using difference estimation and indicate if understatement or overstatement