A psychologist believes that college students who sleep 8 hours each night achieve
better grades on their exams than those sleep less than this amount. He conducts a
study to determine if this belief is true. what is the independent variable (IV) in this
study? - ️️number of hours of sleep
...
Psychology 101 Chapter 2 EGCC
A psychologist believes that college students who sleep 8 hours each night achieve
better grades on their exams than those sleep less than this amount. He conducts a
study to determine if this belief is true. what is the independent variable (IV) in this
study? - ✔️✔️number of hours of sleep
A psychologist wishes to ensure that both his experimental group and control group are
as similar as possible (e.g., having equal numbers of males and females). He can
achieve this by using: - ✔️✔️random assignment
In a _____ study, both the researchers and the participants are unaware of the group
assignments. - ✔️✔️Double-blind
which of the following research designs will allow cause and effect conclusions? -
✔️✔️experimental
Stan and Jenny are in a psychology course that requires them to repeat an experiment
that researchers have conducted in the past, in order to determine whether they
produce the same results. This is called ________. - ✔️✔️Replication
The Dependent Variable (DV) in the previous question would be the: - ✔️✔️grades on
the exams
Which of the following is not a characteristic of a good hypothesis? - ✔️✔️it is complex
_______ means that there is a relationship between two or more variables. -
✔️✔️correlation
______ research studies the same groups of participants over time. - ✔️✔️longitudinal
which of the following is the strongest correlation? - ✔️✔️-.85
The _______ group does not get the experimental treatment. - ✔️✔️control
The belief that strange behavior is linked to the occurrence of a full moon is an example
of a (n) _________. - ✔️✔️illusory correlation
A (n) _______ is a well-developed set of ideas that proposes an explanation for
observed phenomena. - ✔️✔️theory
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