Quiz 12.2
Chapter 12  Day 7
Students Struggled With…

The small amount of algebra needed to make a prediction using a nonlinear model.

Providing several justifications why one nonlinear model is better than another.

Interpreting regression computer output when the explanatory variable includes a log.
Remedies…

A logarithm is the inverse operation of an exponential (with any base). A natural log is the inverse operation of an exponential with base b.

There are several ideas that can be used to justify why one model is better than another: residual plots, r and rsquared, and s.her

When looking a regression computer output, pay careful attention to the variable listed under "constant" as it might include a logarithm.lre and find the area above it.