Reliability And Validity In Sociological Research
Three researchers, each located in a different major United States city, interview college students regarding their stress levels during final exam week. Using a scale from 1 to 10 (least to most stressed), Researcher 1 reports an average stress level of 7, Researcher 2 reports an average of 6, and Researcher 3 reports an average of 8. Which of the following statements is true of this study?
A
It is reliable across samples
B
It is externally valid
C
It is ecologically valid
D
It is reliable across time
E
It is internally valid
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