Posted: March 3rd, 2022
Information Systems essay
Final Exam
Use the Excel regression table output below, and numerical summaries contained within, when responding and justifying all responses to questions 1-4
1) Is there a linear relation between the explanatory and response variable? Justify your response by providing an appropriate write up for the results
2) What percentage of the variation in the response variable is explained by the explanatory variable? Justify your response.
3) For an individual with an income of $54,000, what is the predicted value of the response variable? Show all work.
4) Homework help – Write the regression equation
Use the Excel regression table output below and numerical summaries contained within, when responding and justifying all responses to questions 5-6
5) Interpret the overall fit of the regression equation. Justify your results
6) Interpret the significance of the explanatory variables. Justify your results
Use the Excel regression table output below and numerical summaries contained within, when responding and justifying all answer questions
7) What percent of the variation in the response variable has been explained by the explanatory variables present in the regression model? Justify your response.
8) Are there any explanatory variables that appear to be unnecessary in the regression? Explain and justify your response.
9) How would you describe the fit of the regression model overall? Explain and justify your response.
10) Interpret the Multiple R value.
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