There are two main categories of hypotheses.They are ______.
A)null and research hypotheses
B)null and sample hypotheses
C)research and population hypotheses
D)research and sample hypotheses

Question

Quizplus · Accepted Answer

Null and research hypotheses are the two main categories of hypotheses used in statistical testing. The null hypothesis typically posits no effect or no difference, while the research (or alternative) hypothesis represents what the researcher aims to support or prove.

There Are Two Main Categories of Hypotheses