I’m working on a statistics discussion question and need an explanation to help me understand better.Let’s discuss the difference between positive association and negative association when describing the relationship between two variables. What do we mean by the least-square criterion? Give a general description of how the least-square criterion is involve in the construction of the least-square line.
Why do we say the least-squares line is the “best-fitting” line for the data set?
Use the Internet and find a magazine or journal article in your field of major interest wherein Correlation and Regression could be applied. List the variables used, method of data collection, and the general type of information and conclusion drawn.
Include at least one reference (APA format) in your answer.
Requirements: atleast 250 words | .doc file