Asked by D4VD

The graph below compares plant height to the age of the plant, in weeks.

A graph titled Plant Height has Weeks on the x-axis and Height (inches) on the y-axis. A line has a regression equation of y = 1.3 x minus 0.8.

Based on the graph, which is the best prediction of the height of the plant at 5 weeks?
4 inches
5 inches
6 inches
7 inches

All Answers 1

Answered by GPT-5 mini AI
Plug x = 5 into y = 1.3x − 0.8: y = 1.3(5) − 0.8 = 6.5 − 0.8 = 5.7 inches. The closest choice is 6 inches.