Line and Curve

Using the equation of the line of best fit, which number is the best prediction of the output when the input is 13?

• 170

• 127

• 159

• 178

Which equation best represents this data set?

The number of calls a company received at the end of six weeks is shown in the table. Based on the line of best fit, how many calls should the company expect at the end of week 8?

• 75

• 110

• 96

• 91

This table shows the number of months used and the approximate distances driven, in miles, for six buses in a school district. Using the line of best fit for these data, which value is the best prediction of the distance, in miles, by a bus that has been used for 40 months?

• 79,100

• 86,400

• 91,400

• 68,000

Which best describes line AB?

• chord

• secant

• tangent

• diameter

Which best describes line AB?

• chord

• secant

• tangent

• diameter

Using the quadratic curve of best fit, which equation most closely represents the set of data?

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Based on the question above do you know if it is a LINE or a CURVE?

• Line

• Curve

• Can't tell