Nonlinear Models

# Nonlinear Models - &lt;?xml version=&quot;1.0&quot;...

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<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>4.6 - Exploring Data: Nonlinear Models</title> <link href=". ./m116.css" rel="stylesheet" type="text/css" /> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> </head> <body> <h1>4.6 - Exploring Data: Nonlinear Models</h1> <p>This section is a continuation of section 2.6, <a href=". ./solutions/models.html">Exploring Data: Linear Models and Scatter Plots</a>. Please see that section for the introductory information on how to enter data into your calculator, create scatter plots, and perform regression.</p> <h2>TI-82 / TI-83 Models</h2> <table border="border" cellpadding="5" cellspacing="0"> <tr> <th valign="top" class="datahrl">Model</th> <th valign="top" class="datahrl">Calculator Command</th> <th valign="top" class="datahrl">Equation</th> </tr> <tr> <th class="datahrl">Linear</th> <td>LinReg(ax+b) L<sub>1</sub>, L<sub>2</sub></td> <td>y = ax + b</td></tr> <tr> <th class="datahrl">Quadratic,<br /> At least 3 points required</th> <td>QuadReg L<sub>1</sub>, L<sub>2</sub></td> <td>y = ax<sup>2</sup> + bx + c</td></tr> <tr> <th class="datahrl">Cubic,<br /> At least 4 points required</th> <td>CubicReg L<sub>1</sub>, L<sub>2</sub></td> <td>y = ax<sup>3</sup> + bx<sup>2</sup> + cx + d</td></tr> <tr> <th class="datahrl">Quartic,<br /> At least 5 points required</th> <td>QuartReg L<sub>1</sub>, L<sub>2</sub></td> <td>y = ax<sup>4 </sup>+ bx<sup>3</sup> + cx<sup>2</sup> + dx + e</td></tr> <tr> <th class="datahrl">Logarithmic</th> <td>LnReg L<sub>1</sub>, L<sub>2</sub></td> <td>y = a + b ln x</td></tr> <tr> <th class="datahrl">Exponential</th> <td>ExpReg L<sub>1</sub>, L<sub>2</sub></td> <td>y = a b<sup>x</sup></td></tr> <tr> <th class="datahrl">Power</th> <td>PwrReg L<sub>1</sub>, L<sub>2</sub></td> <td>y = a x<sup>b</sup></td></tr> <tr> <th class="datahrl">Logistic (TI83 only)</th>

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## Nonlinear Models - &lt;?xml version=&quot;1.0&quot;...

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