Question
The spreadsheet below contains data about the current and lagged variables from the pop-culture blogger's tweets and the number of followers she gained that week.
The spreadsheet below contains data about the current and lagged variables from the pop-culture blogger's tweets and the number of followers she gained that week. Create a regression model to predict the number of followers from the current week, the previous week, and the two weeks prior. Be sure to include the residuals and residual plots in your analysis.
Recall that each lagged variable creates an incomplete line of data. You cannot include blank cells in your regression cell ranges and the labels are no longer contiguous with the data of interest. Thus, you should only select rows with complete data and leave theLabelsbox unchecked.
Note that leaving theLabelsbox unchecked is unique to this data setup (when the lagged data has created blank cells between the number values and the column labels). Generally, you would always want to use labels in a regression.
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