Introduction

Linear Regression Process
The first step in linear regression is to use the data from the sales figures of a retail bakery. The bakery added fat free product and would like compare sale figures to see if there is a difference in the sales after the introduction of at free product. The time period studied is six years. The data is placed in an Excel spreadsheet. The spreadsheet is attached as Appendix A.
The second step for the linear regression process is to plot the information in a scatter diagram. Diagram 1-1 shows the results of the sales of the bakery.



















Diagram 1-1
At first glance, the diagram shows there is not a lot of difference between the two sets of information even with a product offering for the health conscience consumer.
To understand the diagram better, we need to determine the coefficient of correlation. The coefficient of correlation describes the......

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Title: Statistics
Approximate Word Count: 744
Approximate Pages: 3 (250 words per double-spaced page)

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