By the end of this curricular unit, students should be able to:

• Differentiate between parametric and non-parametric tests;
• Verify and interpret all the assumptions required to perform parametric tests;
• Identify the characteristics of the variables and the samples that indicate which statistical test should be used;
• Use the SPSS to, independently, conduct all the statistical tests taught in this CU;
• Analyze the results of each test and decide about their significance levels;
• Present in scientific writing, according to APA norms, the results obtained with the statistical tests;