1. Provided data is about sales and commission which is given to sales staff. Estimate the sales commission for the month of January 2014 if sales Rs.190,000. Use scattered graph method. Months 2013 Sales (Rs) Sales Commission (Rs) January 173,600 4,127 February 190,400 4,207 March 235,600 5,083 April 96,000 2,857 May 36,000 1,871 June 74,400 2,696 July 210,800 4,670 August 240,600 5,148 September 84,000 2,691 October 12,400 1,588 November 72,000 2,454 December 136,400 3,529 C