16. Statistics in Psychology

__________ is a branch of mathematics that involves the collection, description, and interpretation of numerical data.

Ingo wanted to assess the political leanings of students at his university, but he realized that he couldn't measure all 25,000 of them in any reasonable fashion. Instead, he randomly selected a group of 500 students and queried them about their political opinions. In other words, Ingo collected data from:

Statistical analysis is a way of trying to account for:

The two primary tasks that statistics can achieve are to:

Psychology is a science, sciences involve measurement, measurement involves numerical data, and numerical data requires: