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Key Concepts Quiz 7.6
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Use the document below to help answer questions 1 and 2:

Equation of a Line of Best Fit Worked Example (34.0K)


Rocco is growing bean plants in his garden. He selects a plant, and measures its height, h, in centimetres, every day d for 10 days. The data are shown in the table. Use technology to find the equation of the line of best fit.

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A)h = 0.5d
B)h = –0.5d
C)h = 2d
D)h = –2d

Use the equation from question 1 to predict the height of the bean plant after 12 days.
A)6 cm
B)22 cm
C)24 cm
D)48 cm

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