IXL | Checkpoint: Linear models: interpret and solve

Kenji owns a children's shoe store. He made a scatter plot to show the relationship between his customers' shoe sizes and their ages. Then, he drew a line of best fit.

The equation for the line of best fit is

1.5

2.5

In this context, what is the meaning of 1.5?

When children get 1 year older, they go up about 1.5 shoe sizes.

The feet of a typical child take 1.5 years to grow 1 shoe size.

A newborn baby starts with a shoe size of 1.5.

A child who is x years old has a shoe size of

1.5

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II.10Interpret lines of best fit: word problems

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