Chapter 2 : Scientific Method in Psychology Quiz

In the scientific method, a hypothesis is a __________

• measurement

• proposed explanation

• test

• observation

What does it mean to have a theory that is falsifiable?

• People are still debating whether the theory is correct.

• Most people disagree with the theory.

• We can imagine results that would contradict the theory.

• Research has contradicted the theory.

In what type of study involves observing behaviour in individuals in their natural environments?

• Naturalistic observation

• Case study

• Survey

• Archival research

Researchers might use _______ when providing participants with the full details of the experiment to maintain the integrity of the experiment.

• informed consent

• debriefing

• ethics

• deception

Height and weight are positively correlated. This means that:

• There is no relationship between height and weight.

• Usually, the shorter someone is, the heavier they are.

• As height increases, typically weight increases.

• Usually, the taller someone is, the thinner they are.

________ means that everyone in the population has the same likelihood of being asked to participate in the study.

• Operationalizing

• Placebo effect

• Random assignment

• Random sampling

Before participating in a study, individuals should read and sign the __________ form.

• debriefing

• ethics

• informed consent

• IRB

Which of the following correlation coefficients indicates the strongest relationship between two variables?

• -.90

• -.50

• +.80

• +.25

The correlation coefficient indicates the weakest relationship when _________

• it is positive

• it is closest to 0

• it is negative

• it is closest -1

A double-blind study helps alleviate the problems caused by which of the following?

• Demand characteristics

• Replicability

• Falsifiability

• Independant variables