Z-test and independent t-test: assumptions, theory, and calculations

Please follow directions outlined in “1 Week 5 assignment document”. In order to complete the assignment, you will need the “SPSS criminal record file”. Please try to download from this link since it won’t allow me to attach it here (please let me know if your unable to download it): https://drive.google.com/file/d/0B8bM7OwZexyuY3pscG9RWTkxdE0/view?usp=sharing