Once you have collected your data you'll need to analyze this to see if it confirms or disproves your hypothesis.
Some resources to help:
The library also has a number of books on different aspects of quantitative analysis. Use OneSearch to find books and other information, or browse select titles listed below:
APA Handbook of Research Methods in Psychology: Data analysis and research publication. (Vol.3)
by
Harris M. Cooper; American Psychological Association Staff (Contribution by)
"With significant new and updated content, the second edition of the indispensable APA Handbook of Research Methods in Psychology describes techniques developed to pursue a shared understanding of why humans think, feel, and behave the way they do"--
There are a lot of different statistical methodologies for different types of problems or different data structures or different research designs. This video provides a very high level introduction to some generic groups of data analysis techniques.
This video discusses the preparation of quantitative data for statistical analysis, including an example of coding and consideration of special coding rules.