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Single equation linear regression analysis

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Company X had 10 employees take an IQ and job performance test. The resulting data -part of which are shown below- are in simple-linear-regression. The main thing Company X wants to figure out is does IQ predict job performance? And -if so- how?

Simple linear regression

Simple linear regression - Wikipedia

From a marketing or statistical research to data analysis, linear regression model have an important role in the business. As the simple linear regression equation explains a correlation between 2 variables one independent and one dependent variable , it is a basis for many analyses and predictions. Apart from business and data-driven marketing , LR is used in many other areas such as analyzing data sets in statistics, biology or machine learning projects and etc. In our previous post linear regression models , we explained in details what is simple and multiple linear regression.

SPSS Simple Linear Regression Tutorial

When investigating the relationship between two or more numeric variables, it is important to know the difference between correlation and regression. Correlation quantifies the direction and strength of the relationship between two numeric variables, X and Y, and always lies between Prism helps you save time and make more appropriate analysis choices.
Linear regression is a statistical technique that is used to learn more about the relationship between an independent predictor variable and a dependent criterion variable. When you have more than one independent variable in your analysis, this is referred to as multiple linear regression. For example, let say we were studying the causes of obesity , measured by body mass index BMI. Linear regression would be a good methodology for this analysis.
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