The Clever Hans effect, however, can be eliminated by means of double-blind procedures, where the person administering or scoring a test given to an animal does not know the “correct” answer.
Moreover, the xenoestrogenicity and xenoandrogenicity of the extracted fraction of serum legacy POP /PCBs was found to be higher in breast cancer cases, however, only the xenoandrogenicity was significantly related to the risk of breast cancer [71 ].
hedgehogs' or porcupines' small taggers
My dad used to burp to hide the fact he was farting.
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