Why are we concerned with multicollinearity? How might we sift through predictors to find the best set of predictors

Why are we concerned with multicollinearity?
How might we sift through predictors to find the best set of predictors for our model?
If we run an ANOVA(model1, model2) and the p-value is greater than .05 what does this mean?

– Illustrate the questions with your own words.
– Illustrate the questions with your own words.
– Form your research question
– Form your hypothesis
– Provide the correct codes you used
– Write a proper summary with all the essential information