Please find the bullwhip measure for all (retailer, wholesaler, distributor, manufacturer) and decide which one is contributing the most to the bullwhip effect. Thank you!

Consider the supply chain illustrated below: Last year the retailer's weekly variance of demand was 210 units. The variance of orders was 490,600,770, and 1,300 units, for the retailer, wholesaler, distributor, and manufacturer, respectively. (Note that the variance of orders equals the variance of dernand for that firm's supplier.) a) The bullwhip measure for the retailer is 2.33 . (Enter your response rounded to wo decimal places.) b) The bullwhip measure for the wholesaler is (Enter your response rounded to two decimal places.)