A researcher is developing a new 'Empathy Scale' and collects pilot data to evaluate its psychometric properties. They obtain the following correlational results:
- Correlation between the Empathy Scale at Time 1 and Time 2:
- Correlation between the Empathy Scale and a well-established Empathy Inventory:
- Correlation between the Empathy Scale and a Social Desirability Scale:
To diagnose the psychometric quality of this new instrument, arrange the analytical steps in the logical order the researcher must follow: from verifying the test's consistency over time, to detecting its failure to measure the intended construct, and finally isolating the specific source of systematic bias.
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Research Methods in Psychology - 4th American Edition @ KPU
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Example of Assessing Validity via Correlation Matrix
When using correlational research to evaluate the validity of a new psychological measurement by comparing it to an established test, the new measurement is classified as the independent variable.
A researcher develops a new 10-item shyness questionnaire and administers it alongside a well-established 50-item shyness scale to 200 participants. She then calculates the correlation between participants' scores on the two measures and finds a strong positive correlation. What does this strong positive correlation suggest about the new 10-item questionnaire?
A research team is developing a new assessment tool for 'Academic Persistence.' Match the methodological goal they are trying to achieve with the specific way they would use correlation in their study.
A psychologist has developed a new 5-item scale to measure 'Academic Motivation.' To analyze whether this new scale is a valid assessment tool, they decide to conduct a study using correlation. Arrange the following steps of this validation process in the correct logical order.
A research team has developed a new, brief 'Academic Resilience Scale' (ARS) and needs to construct a study design to provide evidence of its validity. Which of the following research protocols should they assemble to best use the correlational method for this validation goal?
Match each component of the measurement validation process using correlational research with its correct role or description.
A researcher developing a new questionnaire for 'academic motivation' administers it alongside a well-established motivation scale to a group of students. If the new questionnaire is valid, the researcher should expect to find a strong _________ correlation between the scores of the two tests.
A researcher conducts a study to validate a new 'Academic Stress' scale by correlating its results with a well-established stress inventory, finding a correlation of . In their analysis, the researcher identifies the established inventory as the 'independent variable.' When evaluating this methodological approach, a student should conclude that this label is incorrect because correlational research used for validation does not establish _____.
Dr. Green is evaluating the validity of a new 8-item questionnaire designed to measure 'test anxiety' by administering it to 150 students alongside a well-established 40-item test anxiety inventory. If the new questionnaire is a valid measure of test anxiety, Dr. Green should expect a correlation coefficient close to when analyzing the scores from the two assessments.
A researcher is developing a new 'Empathy Scale' and collects pilot data to evaluate its psychometric properties. They obtain the following correlational results:
- Correlation between the Empathy Scale at Time 1 and Time 2:
- Correlation between the Empathy Scale and a well-established Empathy Inventory:
- Correlation between the Empathy Scale and a Social Desirability Scale:
To diagnose the psychometric quality of this new instrument, arrange the analytical steps in the logical order the researcher must follow: from verifying the test's consistency over time, to detecting its failure to measure the intended construct, and finally isolating the specific source of systematic bias.