QUESTION #1 SCOTLAND and UK are among the largest wheat producers in the world. The current war between these two countries some say, pose a risk to food security. Seizing on a potential opportunity a research agriculture company, Agritech Incorporated is testing a particular chemical fertilizer to ascertain the effect of this fertilizer on wheat production {in bushels}. Bushels is a unit of measure of volume produced. Below are the results obtained Bushels of Wheat Fertilizer (ounds) =zybzx nzxy-L' xzy nzxz(zx n}; xy-Exzy whiz xz-Oj x)2 X nL'y -(XyJ Using the formulas above for MANUAL CALCULATION r a) Develop the least squares estimated regression equation b) What is relationship between the variables Is the model a good predictor? Explain Use the estimated regression equation developed in part (a) to forecast the production of wheat when 7 pounds of fertilizer is applied