What are forecasts? Group of answer choices Statements about what will happen or might happen in the future, such as future sales or employee turnover Statistical processes for estimating the relationships among variables Predictions based on time-series information Statistical processes that find the way to make a design, system, or decision as effective as possible, for example, finding the values of controllable variables that determine maximal productivity or minimal waste

Aschool typically sells 500 yearbooks each year for 50 dollars each. the economic calls does a project and discovers that they can sell 100 more yearbooks for every $5 decrease in price. the revenue for yearbook sales is equal to the number of yearbooks sold times the price of the yearbook. let x represent the number of $5 decrease in price. if the expression that represents the revenue is written in the form r(x)=(500+ax)(50-bx). to maximize profit, what price should the school charge for the yearbooks? what is the possible maximum revenue? if the school attains the maximum revenue, how many yearbooks will they sell?

Which of the following statement about pascal's triangle are true?

Evaluate the expression. (9 + 5)(3 + 2)0