Multiple Choice
If it is shown that students' grades go down the more hours they spend watching TV, then grades and hours spent watching TV have a _______ correlation.
4
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2. Psychology Research
Developmental Designs
Multiple Choice
A(n) _____ specifically names the steps that the experimenter must use to control or measure the variables in an experiment.
A
thesis
B
hypothesis
C
operational definition
D
correlation
Verified step by step guidance1
Understand the context of the problem: The question is asking about a term used in experimental psychology that involves specifying steps for controlling or measuring variables.
Identify the key concept: The term 'operational definition' is crucial in experimental psychology as it provides a clear, precise description of how variables are measured or controlled.
Differentiate between the options: A 'thesis' is a statement or theory put forward to be maintained or proved, while a 'hypothesis' is a proposed explanation made on the basis of limited evidence as a starting point for further investigation.
Clarify the correct term: An 'operational definition' is specifically used to define how variables are measured or manipulated in an experiment, ensuring clarity and replicability.
Conclude with the importance: Using operational definitions allows researchers to communicate their methods clearly, ensuring that experiments can be replicated and results can be validated by others.
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