I do not have data set but will when I go to solve. Read scenario below and discuss how one would answer each question:

part4: prediction of sales Susan is developing her Brand 1 promotion plan for the upcoming year. she has asked you to prepare a study of the various promotional variables over the past year. promotions to increase sales consist of primarily of price reductions, in store displays, and newspaper advertising. the effect of the price is expected to follow basic economic theory concerning supply and demand. for most products, the Qty demanded is inversely related to produ t price and is directly related to price of competitors products. each brand in the market has a regular established price. during various weeks, price specials are used to stimulate sales. if Brand 1 is the only product with reduced price, consumers are expected to switch their purchase from other brands and increase purchases of Brand 1. in some cases, brand loyalty will overcome short term specials and customers will (cont.)