a. After 6 months of production, the company has been able to post the mid-year sales figures presented in the table below. Using the exponential smoothing factor of a= 0.40, forecast the sales in July. Assume the January forecast sales as equal to the actual sales of January. Show all workings. Month Jan Actual Sales (S) 4220 Weight 0.05 Feb 4278 0.05 March 5460 0.08 April 5275 0.1 May 4950 0.2 June 5315 0.3 b. Based on the sales forecasts calculated in 5(a) above, how is the company performing in comparison with the actual sales figures? Is the company moving in the right direction or not? Give justification(s) for your