# Regression Analysis

Days Complaints

1 8 You are in charge of your company's complaint department. You want to

2 10 see if the complaints are rising or falling, so you plot the number of complaints

3 6 over the last 50 days that the company has been open for business.

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5 5 1. Plot out the data using a scatter plot ( 1 point)

6 7 What does this tell you?

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8 8 2. Calculate a regression equation for the data. Is this significant?

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11 10 3. using your equation, predict the number of complaints for days 60 and 360.

12 7 Which is the more accurate prediction? Why? (1 point)

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https://brainmass.com/statistics/regression-analysis/regression-analysis-236935

#### Solution Summary

The solution provides step by step method for the calculation of regression model . Formula for the calculation and Interpretations of the results are also included.