Review of Statistical Terminology Used in Regression Analysis

2 Review of Statistical Terminology Used in Regression Analysis 

It is assumed that the reader has a rudimentary knowledge of statistics. This section serves as a review of the statistical definitions and terminology needed for understanding the application of linear and nonlinear regression analysis and the stati.stical treatment of the results of this analysis. For a more complete discussion of statistics, the reader should consult a standard text on statistics, such as Bethea [3] and Ostle et al. [4], 

A population is defined as a group of similar items, or events, from which a sample is drawn for test purposes the population is usually assumed to be very large, sometimes infinite. A sample is a random selection of items from a population, usually made for evaluating a variable of that population. The variable under investigation is a characteristic property of the 

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