By Norm O'Rourke

ISBN-10: 0471469440

ISBN-13: 9780471469445

ISBN-10: 1590474171

ISBN-13: 9781590474174

ISBN-10: 1590477774

ISBN-13: 9781590477779

One in a sequence of books co-published with SAS, this e-book offers a simple creation to either the SAS process and undemanding statistical techniques for researchers and scholars within the Social Sciences. This moment version, up to date to hide model nine of the SAS software program, courses readers step-by-step throughout the uncomplicated strategies of study and knowledge research, to information enter, and directly to ANOVA (analysis of variance) and MANOVA (multivariate research of variance).

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**Additional resources for A step-by-step approach to using SAS for univariate & multivariate statistics**

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Your experiment therefore represents a fixed-effects model. In contrast, when the researcher randomly selects levels of the independent variable from a population of possible levels, the independent variable is called a random-effects factor, and the model is a random-effects model. For example, assume that you have determined that the number of cold calls that an insurance agent could possibly place in one week ranges from 0 to 45. This range represents the population of cold calls that you could possibly research.

Because you believed that Goal Difficulty positively affects insurance sales, you conducted a study in which Goal Difficulty is identified as the predictor and Sales as the criterion. You do not necessarily have to believe that there is a causal relationship between Goal Difficulty and Sales to conduct this study. , as the values for the predictor change, a corresponding change in the criterion variable is observed). You should note that nonexperimental research that examines the relationship between just two variables generally provides little evidence concerning cause-and-effect relationships.

For example, if the insurance company in question employed 10,000 insurance agents in the European Union, then those 10,000 agents would constitute the population of agents hired by that company. A sample, on the other hand, is a subset of the people, objects, or events selected from a population. For example, the 100 agents used in the experiment described earlier constitute a sample. Descriptive Analyses A parameter is a descriptive characteristic of a population. For example, if you assessed the average amount of insurance sold by all 10,000 agents in this company, the resulting average would be a parameter.

### A step-by-step approach to using SAS for univariate & multivariate statistics by Norm O'Rourke

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