Last Examination
Use the Excel regression desk output under, and numerical summaries contained inside, when responding and justifying all responses to questions 1-Four
1) Is there a linear relation between the explanatory and response variable? Justify your response by offering an applicable write up for the outcomes
2) What share of the variation within the response variable is defined by the explanatory variable? Justify your response.
three) For a person with an revenue of $54,000, what’s the predicted worth of the response variable? Present all work.
Four) Write the regression equation
Use the Excel regression desk output under and numerical summaries contained inside, when responding and justifying all responses to questions 5-6
5) Interpret the general match of the regression equation. Justify your outcomes
6) Interpret the importance of the explanatory variables. Justify your outcomes
Use the Excel regression desk output under and numerical summaries contained inside, when responding and justifying all reply questions
7) What % of the variation within the response variable has been defined by the explanatory variables current within the regression mannequin? Justify your response.
eight) Are there any explanatory variables that look like pointless within the regression? Clarify and justify your response.
9) How would you describe the match of the regression mannequin total? Clarify and justify your response.
10) Interpret the A number of R worth.
