experiments

What is the primary purpose of all scientific research?

To explain variance

Which of the following is not a method of conducting research in science?

Descriptive

Which of the following is an example of longitudinal study?

Following the same group of people over several years

Which of the following is not characteristics of experimental research?

Absent of hypothesis testing

in a study, examining the impact of study time on test scores, which of the following would be considered the independent variable

The amount of time studying

What is the main function of a control group in an experiment?

To serve as the comparison group

Which of the following is example of a constant in an experiment?

Environmental conditions

Which of the following is example of qualitative data?

The color change of a chemical reaction

Which of the following is example of quantitative data collection method?

Blood pressure measurements

What is the difference between correlation and causation?

Causation implies correlation but correlation doesn’t imply causation

What is positive association between variables?

When one variable increases the other increases

What does significance mean in the context of research results?

Likelihood that results are not due to chance or error