Aries Car Parts maintains inventory of a wide array of car parts. The owner is old-fashioned, and has not allowed computers to be used in the business, so records are kept manually. An auditor has calculated the actual value of inventory for a random sample of car parts, and has compared this with the recorded value. Create a scatter diagram, and estimate and interpret the relationship between the two variables. If the inventory records are generally accurate, what would you expect the slope of the line to be?