Question: Check that the requirements for the theoretical model are met
Check that the requirements for the theoretical model are met for the data from the Hendrick Software Sales Company. Are there any outliers? Are there any influential observations?
Answer to relevant QuestionsCheck that the requirements for the theoretical model are met for the data on monthly incomes and monthly spending on restaurant meals. Are there any outliers? Are there any influential observations? Check the requirements for regression for the data set of student marks on the second test and the final exam in a statistics course, described in Exercise 11. What is the relationship between revenue and profit? A random sample of the top 1,000 Canadian companies was selected, and revenue and profit for 2008 were recorded.6 Create a scatter diagram, and comment on the ...Why should you think carefully about any obvious outlier in the sample data set for a regression relationship, rather than simply removing it? Conduct a test of the significance of the overall model for the salaries model that includes years of postsecondary education and age as explanatory variables. Test the significance of the individual explanatory ...
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