please help 2 parts

Question 1, Problem 13.1 Prepare a graph of the monthly forecasts and average forecast demand for Chicago Paint Corp., a manufacturer of specialized paint for artists. Compute the demand per day for each month (round your responses to one decimal place) Month Production Days Demand Forecast Demand per Day January 950 February 1,050 March 1,150 April 1,250 May 1,300 June 1.000 July 1,350 August 1.150 September 1,050 October 1,050 November 1,000 December 850 Enter your answer in the edit fields and then click Check