CSU Inc. is now reviewing the relationship between defects identified in quality control from a certain machine and the returns from shipments made by the same machine. The data for several machines are in the following table:

Based on this data, build a linear regression model. Use your model to forecast what the returns would be for 1,512 defects. Which is the correct number (rounded up to the next integer)? 47 42 17 53 52 51