OpenStax, Statistics §12.4 Prediction (Optional) · Exercise 4 · Statistics · Regression & correlation
Prediction (Optional) · Exercise 4
A landscaping company is hired to mow the grass for several large properties. The total area of the properties is 1,345 acres. The rate at which one person can mow is ŷ = 1350 – 1.2x, where x is the number of hours and ŷ represents the number of acres left to mow.
How many acres are left to mow after 100 hours of work?
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Statistics · §12.4 Prediction (Optional) · Exercise 4
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