# Casual Method of Linear Regression

I used the formula Y =a+bX but

1.Regarding the causal method of linear regression:

a.What is the appropriate linear regression model (equation) to forecast sales?

Use Excel and the LINEST function to create it.

b.Use the equation to generate your forecasts for months 16-19. NOTE: There is NO missing information.

c.What can you say about the relationship between the variables?

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#### Solution Summary

Casual Method-Linear Regression is given with the formula of Y=a+bX. The forecast sales are determined using this regression model.

$2.19