Explain the Difference Between the Null Hypothesis and a Research

question 21

Essay

Explain the difference between the null hypothesis and a research hypothesis.

---

Definitions:

Sample

A subset of individuals, items, or data taken from a larger population used to make inferences or understand more about the larger group.

Independent Variable

The variable manipulated by the researcher that is assumed to lead to changes in the dependent variable.

"Knew It All Along" Phenomenon

Also known as hindsight bias, it's the tendency to believe, after learning an outcome, that one would have predicted it, or known it was going to happen.

Methodological Crisis

a situation in a field of study marked by a questioning of traditional research methods and the validity of their results, often leading to reforms.