A farmer recorded the amount of nitrogen fertilizer applied, x (in tens of kilograms per hectare), and the corn yield, y (in kilograms per hectare). The results are shown in the scatterplot, along with a line of best fit.
The farmer plans to apply fertilizer to a 6.5-hectare field and wants a predicted yield of 465 kilograms per hectare. The fertilizer is sold in 25-kilogram bags.
Which choice is the minimum number of bags the farmer should buy, according to the line of best fit?