“Analyzing Variables, Claim, and Hypothesis in a Research Study”

QUESTION

1.Describe the two main variables in this research and answer the following 

Variable 1

Construct (conceptual level) –

How was it operationalized (a few words should be enough)

Is the operationalization self-report, behavioral observation or physiological?

Was it measured or manipulated?

Variable 2

Construct (conceptual level) –

How was it operationalized (a few words should be enough)

Is the operationalization self-report, behavioral observation or physiological?

Was it measured or manipulated?

2. What type of claim can be made from this study? 

3. Rewrite that hypothesis using the two-sentence hypothesis model.

ANSWER

“Analyzing Variables, Claim, and Hypothesis in a Research Study”

Description of Variables

Variable 1

Construct (Conceptual Level): Anxiety

Operationalization: Self-reported anxiety levels measured using a standardized questionnaire.

Type of Operationalization: Self-report

Measurement/Manipulation: Measured

Variable 2

Construct (Conceptual Level): Sleep Quality

Operationalization: Sleep quality assessed through objective measures, such as polysomnography.

Type of Operationalization: Physiological

Measurement/Manipulation: Measured

Type of Claim: The type of claim that can be made from this study is an association or correlation claim. The research is likely examining the relationship between anxiety levels (Variable 1) and sleep quality (Variable 2), without implying causation.

Rewritten Hypothesis

The study hypothesizes that there is a significant association between self-reported anxiety levels and objectively measured sleep quality. Specifically, it predicts that individuals reporting higher levels of anxiety will exhibit lower sleep quality as measured by physiological indicators, such as polysomnography.

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