Question

Paired Samples Test



Paired DifferencestdfSig. (2-tailed)
MeanStd. DeviationStd. Error Mean95% Confidence Interval of the Difference
LowerUpper
ELEVATED - LEVEL.0190.13714.3E-02-.0791.1171.4389.672
25 If the effect of the first measurement influences what the subject does on the second measurement, we would name this
a) a treatment effect.
b) a carryover effect.
c) a contaminating influence.
d) a flaw in the design.

Answer

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