1. To estimate the factor model, apply Principle Component Analysis (PCA). Use the scale option to standardize 6 variables.
2. Report the estimated loadings in a table.
3. Using the estimated factors, report a boxplot of 6 factors
4. Add the estimate first factor to the original data set as a new variable. Also, set “date” as a date variable by using “[login to view URL]” function. Report a scatter plot with x-axis of date and y-axis of the first factor. Draw a horizontal line at y = 0. I
I really don't not how to start with it, how to deal with the initial data.
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