Dawn Is Systematically Recording the Behaviours of the Kids in a Nursery

question 115

Multiple Choice

Dawn is systematically recording the behaviours of the kids in a nursery school, taking pains to avoid being obvious about what she is doing. Dawn is engaging in a(n) :

• A) observational study.
• B) exploratory research.
• C) experimental research.
• D) double-blind study.

---

Definitions:

High School GPA

An average score representing a high school student's academic performance, usually on a 4.0 scale.

F-Ratio

Statistic used to test differences between group means.

α

In statistics, α (alpha) typically denotes the level of significance, the probability of rejecting the null hypothesis when it is true.

Df

Short for degrees of freedom, referring to the number of independent pieces of information remaining after estimating one or more parameters.