Learn Before
Based on the details provided in the case, diagnose the methodological classification of Dr. Aris's study (correlational or experimental) and justify your decision by explaining how the setting and lack of variable manipulation impact this classification.
Case context: Dr. Aris is studying the relationship between social media usage and attention span. She conducts the study in a state-of-the-art university laboratory. Participants sit in soundproof cubicles and complete a series of highly structured, computerized cognitive tasks to measure attention span, while their daily social media usage is tracked using an application on their phones. Dr. Aris does not instruct participants to change their phone usage or alter their daily routines.
Question: Based on the details provided in the case, diagnose the methodological classification of Dr. Aris's study (correlational or experimental) and justify your decision by explaining how the setting and lack of variable manipulation impact this classification.
Sample answer: Dr. Aris's study is classified as correlational research. Even though the study takes place in a highly controlled laboratory environment using computerized cognitive tasks, the defining feature of an experiment is missing: she does not manipulate an independent variable. Instead, she is simply measuring social media usage and attention span as they naturally occur. Because no variables are manipulated, the setting and measurement methods do not change the classification from correlational to experimental.
Key points:
- Diagnose the study's classification as correlational.
- Explain that the researcher does not manipulate an independent variable.
- Explain that the variables are measured as they naturally occur.
- Explain that the laboratory environment and computerized tasks do not alter the study's correlational classification.
Rubric: The learner must diagnose the study as correlational. The justification must explain that the classification depends on the absence of independent variable manipulation, showing comprehension that laboratory environments and computerized tasks do not automatically make a study experimental.
0
1
Tags
KPU
Research Methods in Psychology - 4th American Edition @ KPU
Related
Example of Laboratory Correlational Research
Example of Field Correlational Research
If a researcher collects data in a highly controlled laboratory rather than a naturalistic field setting, the study can no longer be classified as correlational.
A researcher decides to move a study on interpersonal behavior from a naturalistic field setting to a highly controlled laboratory environment to utilize precise computerized measurement tools. Under what condition does this study remain classified as correlational research?
A researcher is designing several studies to examine the relationship between sleep quality and academic focus. Match each research scenario with the reason it is correctly classified as 'correlational research,' regardless of the data collection method or environment used.
A researcher transitions a study on cognitive fatigue from a city park (using self-report logs) to a sterile university laboratory (using infrared eye-tracking software). Arrange the following analytical steps in the correct order to determine why this study's methodological classification remains unchanged.
Regardless of the specific environment or measurement methods used to collect data, what is the defining requirement for a study to be classified as correlational research?
Conducting a study in a highly controlled laboratory using advanced computerized tasks automatically classifies the research as an experiment rather than a correlational study.
A researcher argues that moving a study from a coffee shop to a high-tech laboratory with standardized computer tasks automatically changes its classification from correlational to experimental. To evaluate this argument as incorrect, a reviewer must identify that the study's classification is determined not by the setting, but by whether the investigator performs any _____ of an independent variable.
A professor is reviewing four research proposals submitted by students. Match each study description to the correct classification and justification based on whether an independent variable was manipulated.
A student argues: 'Because this study was conducted in a climate-controlled lab with computerized reaction-time tasks, it must be an experiment.' To refute this claim, a classmate correctly analyzes that the determining factor for classifying a study as correlational is not the setting or the instruments used, but rather whether the researcher _____ an independent variable.
A peer reviewer challenges a researcher's claim that their study is correlational, arguing that because data were collected in a sophisticated laboratory using computerized tasks, the study must be experimental. Arrange the following steps in the order the researcher should use them to systematically evaluate and defend the study's classification.
According to the principles of correlational research, what is the defining feature that determines whether a study is classified as correlational, and how do the setting (e.g., laboratory vs. field) and the measurement tools (e.g., computerized tasks vs. self-report surveys) affect this methodological classification?
Based on the details provided in the case, diagnose the methodological classification of Dr. Aris's study (correlational or experimental) and justify your decision by explaining how the setting and lack of variable manipulation impact this classification.
Apply your understanding of correlational research to design a brief scenario where a researcher studies the relationship between stress and sleep quality in a controlled laboratory setting using computerized tracking, ensuring the design remains correlational. Explain why it remains correlational.