SOL Prep (Alg 1) #1 Linear & Quad Regressions

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Mathematics

•

9th Grade

•

Hard

MaryAnn Lynch

Used 2+ times

FREE Resource

3 Slides • 3 Questions

SOL Prep (Alg 1) #1

Multiple Choice

Find the equation of the curve of best fit that most appropriately models the data below:

{(-3, 26), (-2, 9), (2, 21), (3, 44), (6, 161)}

y = 13.34x + 36.20

y = 0.047x - 1.27

y = x² - 3x

y = 4x² + 3x - 1

Multiple Choice

y = x + 1

y = .56x - .15

y = .56x + .15

y = .5x

Multiple Choice

Roxie has been collecting data on the number of people that enter her store per hour and the total amount of items sold during that hour.
Using the line of best fit for the data, what is the best estimate for the number of items sold is 26 people enter the store?

SOL Prep (Alg 1) #1

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