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Q 1/21
Score 0
Which of the following statistical measures is used to describe the strength and direction of a relationship between two variables in research methods in psychology?
30
Correlation coefficient
Negative skew
Positive skew
Standard deviation
Q 2/21
Score 0
What does a correlation coefficient of -0.70 indicate about the relationship between two variables in research methods in psychology?
30
A strong positive relationship
A weak negative relationship
A strong negative relationship
No relationship
21 questions
Q.
Which of the following statistical measures is used to describe the strength and direction of a relationship between two variables in research methods in psychology?
1
30 sec
Q.
What does a correlation coefficient of -0.70 indicate about the relationship between two variables in research methods in psychology?
2
30 sec
Q.
What does a correlation coefficient of 0.25 suggest about the relationship between two variables in research methods in psychology?
3
30 sec
Q.
What is the purpose of a control group in experimental research?
4
30 sec
Q.
Which research method involves observing subjects in their natural environment without any manipulation of variables?
5
30 sec
Q.
Which research method involves collecting data from a group of participants at one specific point in time?
6
30 sec
Q.
Which research method involves studying a single individual or a small group in depth to gain insight into specific behavior or psychological phenomena?
7
30 sec
Q.
Which research method involves gathering data from a large group of people by asking them questions about their attitudes, beliefs, or behaviors?
8
30 sec
Q.
Which research method involves studying the same group of participants over an extended period of time to observe changes or development?
9
30 sec
Q.
In a matched pairs design, what is the purpose of matching participants on specific characteristics before assigning them to different treatment groups?
10
30 sec
Q.
Which of the following is a characteristic of a representative sample?
11
30 sec
Q.
What is the purpose of random assignment in an experiment?
12
30 sec
Q.
What is the role of the independent variable in an experiment?
13
30 sec
Q.
What is the primary difference between random sampling and random assignment in research?
14
30 sec
Q.
In an experimental study, what is the role of the dependent variable?
15
30 sec
Q.
What type of study design involves neither the participants nor the researchers knowing which group received the treatment and which received the control?
16
30 sec
Q.
What term refers to a variable that influences the results of a study but is not accounted for by the researchers?
17
30 sec
Q.
Which term is used to describe a clear and specific definition of how a variable will be measured or manipulated in a study?
18
30 sec
Q.
What is an inert substance or treatment given to participants in the control group to account for psychological effects?
19
30 sec
Q.
What term describes a variable that is systematically manipulated by the researcher in a study to observe its effects on the dependent variable?
