CHAPTER 13

INTRODUCTION TO PSYCHOMETRICS

The two most common questions we get about our research are why we use surveys in our research (a question we will address in detail in the next chapter) and if we are sure we can trust data collected with surveys (as opposed to data that is systemgenerated). This is often fueled by doubts about the quality of our underlying data—and therefore, the trustworthiness of our results.

Skepticism about good data is valid, so let’s start here: How much can you trust data that comes from a survey? Much of this concern comes from the types of surveys that many of us are exposed to: push polls (also known as propaganda surveys), quick surveys, and surveys written by those without proper research training.

Push polls ...

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