PSYC 2301 RESEARCH METHODS AND
SCIENTIFIC THINKING PRACTICE TEST
ITEMS ANSWERS EXPERIMENTAL DESIGN
ANALYSIS 2026
◉B
Answer: the control group in an experiment is the group in which
participants ______.
A. receive no treatment
B. receive the dependent variable
C. do not receive the dependent variable
D. receive the independent variable
◉C
Answer: The BEST definition of a double blind study is research in
which _____.
A. nobody knows what they are doing
B. the participants in the treatment group, as well as the participants
in the control group, are unaware of which group they belong
C. both the researcher and the participants are unaware of who is in
the experimental and control groups
D. two control groups (or placebo conditions) must be used.
,◉B
Answer: A placebo is defined in your text as _____.
A. a sugar pill that is used to fool subjects into thinking that it is a
drug
B. an inactive substance or "fake" treatment used as a control
technique
C. the location where an experiment is conducted
D. none of these
◉B
Answer: A sample is BEST defined as _____.
A. a group of participants in a study who have sampled the
treatment condition
B. a group of participants selected to represent a population
C. the total of all possible cases from which a population is selected
D. a group of participants in a study that is atypical of the larger
population
◉D
Answer: A research student is assigned the task of watching and
recording the interactions between members of a koala family on an
Australian plantation. This research is known as _______.
, A. an animal husbandry survey
B. a quasi-experiment
C. introspection
D. naturalistic observation
◉B
Answer: In a case study, a researcher is most likely to _____.
A. interview many research subjects who have a single problem or
disorder
B. conduct an in-depth study of a single research project
C. choose and investigate a single topic
D. use any of these options, which describe different types of case
studies
◉B
Answer: in _______ research, a researcher observes or measures
(without manipulating) two or more variables to find relationships
between them, without inferring a casual relationship.
A. experimental
B. correlational
C. basic
D. applied
SCIENTIFIC THINKING PRACTICE TEST
ITEMS ANSWERS EXPERIMENTAL DESIGN
ANALYSIS 2026
◉B
Answer: the control group in an experiment is the group in which
participants ______.
A. receive no treatment
B. receive the dependent variable
C. do not receive the dependent variable
D. receive the independent variable
◉C
Answer: The BEST definition of a double blind study is research in
which _____.
A. nobody knows what they are doing
B. the participants in the treatment group, as well as the participants
in the control group, are unaware of which group they belong
C. both the researcher and the participants are unaware of who is in
the experimental and control groups
D. two control groups (or placebo conditions) must be used.
,◉B
Answer: A placebo is defined in your text as _____.
A. a sugar pill that is used to fool subjects into thinking that it is a
drug
B. an inactive substance or "fake" treatment used as a control
technique
C. the location where an experiment is conducted
D. none of these
◉B
Answer: A sample is BEST defined as _____.
A. a group of participants in a study who have sampled the
treatment condition
B. a group of participants selected to represent a population
C. the total of all possible cases from which a population is selected
D. a group of participants in a study that is atypical of the larger
population
◉D
Answer: A research student is assigned the task of watching and
recording the interactions between members of a koala family on an
Australian plantation. This research is known as _______.
, A. an animal husbandry survey
B. a quasi-experiment
C. introspection
D. naturalistic observation
◉B
Answer: In a case study, a researcher is most likely to _____.
A. interview many research subjects who have a single problem or
disorder
B. conduct an in-depth study of a single research project
C. choose and investigate a single topic
D. use any of these options, which describe different types of case
studies
◉B
Answer: in _______ research, a researcher observes or measures
(without manipulating) two or more variables to find relationships
between them, without inferring a casual relationship.
A. experimental
B. correlational
C. basic
D. applied
