Descriptions of at least two statistical methods used by I/O psychologists, as well as how they are used

Two Part Assignment
In this assignment, you will investigate the significant role of each founding father of industrial/organizational psychology, as well as come to understand the important role that industrial/organizational psychologists play as both researcher and practitioner and the importance of research and statistics in the field.
Complete the Contributions to I/O Psychology worksheet.
Write a 700- to 1,050-word paper comparing the dual roles of scientist and practitioner that I/O psychologists play. Include the following in your response:
• Specific examples of how research advances the field
• Ethical considerations when conducting this research
• Descriptions of at least two statistical methods used by I/O psychologists, as well as how they are used