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?
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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?