bglydewell
bglydewell bglydewell
  • 16-10-2014
  • Mathematics
contestada

how do you know whether to perform a linear regression or a quadratic regression for a given set of data

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rnance rnance
  • 16-10-2014
if you have a date set that changes linearly(in a line) then do a Lin reg if it appears to curve and is not one to one then do a quad reg. this is best done on your calculator
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emilypringle78 emilypringle78
  • 15-05-2021

1. If the first difference is the same value, the model will be linear.

2. If the second difference is the same value, the model will be quadratic.

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