In an area of the midwest, records were kept on the relationship between the rainfall (in inches) and the yield of wheat (bushels per acre). the data for a 9 year period is given in the table. the equation of the line of best fit for this data is y = 47.3 + 0.78x. how many bushels of wheat per acre can be predicted if it is expected that there will be 17 inches of rain? a) 5.96 b) 52.06 c) 60.56 d) 65.34