March 2023
Intermediate to advanced
326 pages
7h 11m
English
Content preview from Numerical Methods with Python
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7 Regression
In this portion of the book, we consider the idea of fitting a mathematical model to a set of data. A mathematical model is simply an equation or set of equations that forms a mathematical representation of a particular phenomenon. We begin with a straightforward, but incredibly useful, technique called linear regression.
7.1 Linear regression
We will use an example to illustrate the idea. Suppose we wish to study the number of births to mothers who are 15–17-years-old in the United States. Further, we conjecture that the number of such births is related to the poverty level of a community. A brief web search yielded a source (Mind On Statistics, 3rd edition, Utts and Heckard) that gives the data in the following, table with ...
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