industry as a whole? (15 Marks) 3. Ingrid Lombe, an analyst with Fin Pickers, Inc., claims, "It is not worth my time to develop detailed forecasts of sales growth, profit margins, et cetera, to make earnings projections. I can be almost as accurate, at virtually no cost, using the random walk model to forecast earnings." What is the random walk model? Do you agree or disagree with Ingrid Lombe's forecast strategy? Why or why not? (10 Marks)