Develop a problem statement, purpose statement, and research questions for your intended dissertation research that will use a quantitative approach. You may want to use the Methods Map to provide an overview of a quantitative approach. When using the map, it is recommended that you begin with “Quantitative Data Collection,” which will provide a list of the method on the right. You can click on any of these for more information. Remember to look at the top box for definitions of terms/concepts.

This is my problem:
How to know when you’re investing too much in advertisements?