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Mathematics, 25.08.2020 20:01 Ycdi

The effect of the time of day a science class is taught on test scores is being studied in an experiment. Which of these is most likely to be an extraneous
factor that could also affect test scores?
O A. Principal of the school
B. Student clothing
O C. Length of class period
O D. Color of the school hallways
SUB

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