(Note: worried about Ws promotion meaning you're losing customers to W)

c) Which brand(s) other than W exhibited the highest loyalty rate? Show your calculations. (2 points)d) Which of the brands X,Y,Z should be most worried about Ws promotion? Show your calculations. (3 points)

b) How many individuals in total switched brands between periods to and ty? Show your calculations. (3 points) At to, products sold of specific brands: W: 175 + 25 = 200 X: 100 + 25 + 25 = 150 Y: 25 + 50 = 75 Z: 50 + 25 = 75 At tl, products sold of specific brands: W: 175 + 25 + 50 = 250 X: 25 + 100 = 125 Y: 25 + 50 = 75 Z: 25 + 25 = 50 Individual in total switched brands: (250-200) + (150-125) + (75-75) + (75-50) =250-200+150-125+75-75+75-50 =50+150-125+75-75+75-50 =50+25+75-75+75-50 =75+75-75+75-50 =75+0+75-50 =75+75-50 =75+25 =100 a) On the basis of these data, is the price change for brand W successful? Focus on market share as the relevant criterion. Show your calculations. (2 points) (Note: Market share is the percent of total sales in an industry that generated by a particular company) The promotion for brand W is successful. At to, total W product sold: 175+ 25= 200 At t1, total W product sold: 175+25+50=250. At t1, total W product sold increase: 250 - 200 = 50 b) How many individuals in total switched brands between periods to and ty? Show your calculations. (3 points) At to, products sold of specific brands: W: 175 + 25 = 200 X: 100 + 25 + 25 = 150 Y: 25 + 50 = 75 Z: 50 + 25 = 75 At tl, products sold of specific brands: W: 175 + 25 + 50 = 250 X: 25 + 100 = 125 Y: 25 + 50 = 75 Z: 25 + 25 = 50 Individual in total switched brands: (250-200) + (150-125) + (75-75) + (75-50) =250-200+150-125+75-75+75-50 =50+150-125+75-75+75-50 =50+25+75-75+75-50 =75+75-75+75-50 =75+0+75-50 =75+75-50 =75+25 =100 a) On the basis of these data, is the price change for brand W successful? Focus on market share as the relevant criterion. Show your calculations. (2 points) (Note: Market share is the percent of total sales in an industry that generated by a particular company) The promotion for brand W is successful. At to, total W product sold: 175+ 25= 200 At t1, total W product sold: 175+25+50=250. At t1, total W product sold increase: 250 - 200 = 50