Psych 101 Module 3 Questions –
100% Correct, Expert Verified
Answers with A+ Grade Assurance
Sarah is part of a study that requires her to travel to the laboratory for an interview once
every 10 years for an experiment that tracks her physical activity. This type of design is a
ANSW ✔✔ longitudinal study
Operational definitions are encouraged in research in order to ANSW ✔✔ make terms used
in a study as explicit as possible
In an experiment testing the effect of caffeine on alertness in students with attention deficit
disorder, the caffeine is the ANSW ✔✔ independent variable
the independent variable in an experiment is defined as the ANSW ✔✔ factor that the
experimenter manipulates
Which of the following is the major problem involved in conducting a correlation study
ANSW ✔✔ cause and effect conclusions cannot be drawn
the mathematical score that indicated how much two attributes are related to each other is
called the ANSW ✔✔ correlation coefficient
An article headline claimed that "Drugs Cause Homelessness" due to a positive relationship
found between homeless populations and drug use. Educated psychologists thought this
might be flawed, because they thought unemployment was influencing both drug use and
homelessness. This is an example of: ANSW ✔✔ a third variable
In correlational research, the strength of the relation between two variable is indicated by
ANSW ✔✔ a mathematical score ranging from +1.0 to -1.0
100% Correct, Expert Verified
Answers with A+ Grade Assurance
Sarah is part of a study that requires her to travel to the laboratory for an interview once
every 10 years for an experiment that tracks her physical activity. This type of design is a
ANSW ✔✔ longitudinal study
Operational definitions are encouraged in research in order to ANSW ✔✔ make terms used
in a study as explicit as possible
In an experiment testing the effect of caffeine on alertness in students with attention deficit
disorder, the caffeine is the ANSW ✔✔ independent variable
the independent variable in an experiment is defined as the ANSW ✔✔ factor that the
experimenter manipulates
Which of the following is the major problem involved in conducting a correlation study
ANSW ✔✔ cause and effect conclusions cannot be drawn
the mathematical score that indicated how much two attributes are related to each other is
called the ANSW ✔✔ correlation coefficient
An article headline claimed that "Drugs Cause Homelessness" due to a positive relationship
found between homeless populations and drug use. Educated psychologists thought this
might be flawed, because they thought unemployment was influencing both drug use and
homelessness. This is an example of: ANSW ✔✔ a third variable
In correlational research, the strength of the relation between two variable is indicated by
ANSW ✔✔ a mathematical score ranging from +1.0 to -1.0
