Consider the sales data of a company for the last 12 months: Month Sales (In millions of $) January 20 February 24 March 27 April 31 May 37 June 47 July 53 August 62 September 54 October 36 November 32 December 29 Use a 3-month weighted moving average to forecast the sales for April. Use weights of 3/6, 2/6, 1/6, giving more weight to more recent data.