Suppose 100 mybook users are chosen for a sample, but only 25 respond. what is this an example of? a. response biasb. selection biasc. nonselection biasd. nonresponse bias

Does anyone know how to do geometryme with this problem

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

2. using calculations based on a perpetual inventory system, determine the inventory balance altira would report in its august 31, 2021, balance sheet and the cost of goods sold it would report in its august 2021 income statement using the average cost method. (round "average cost per unit" to 2 decimal places.)