Explain the advantage of reporting effect sizes in addition to significance levels.
INSTRUCTIONS ON ASSESSMENT: 1. A researcher is interested in the relationships between the following four variables: On-line game addiction, narcissistic personality traits, self-control, and aggression. Data are collected from a sample of 226 individuals. The data can be found in the assessment SPSS spreadsheet ‘assessment.sav’. ( For each variable, higher values indicate greater levels of […]