Deception is rarely used in research and only to
a. avoid confounding of variables.
b. overcome the Hawthorne effect.
c. increase reliability.
d. separate single-blind from double-blind procedures.
e. achieve counterbalancing.
b. overcome the Hawthorne effect.
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Which of the following represents a secondary circular reaction?
a. Watching your foot pass before your eyes b. Pushing a button on a toy to hear a sound that you like c. Turning your head in the direction of a sound d. Opening a jar to get the cookies you saw your Grandma put in there
The behavior that is observed or measured during an experiment is:
a. the dependent variable b. the independent variable c. a confounding variable d. a placebo
Which of the following is true about child-directed speech?
A) Child-directed speech is faster. B) Child-directed speech is lower pitched. C) Child-directed speech has fewer questions. D) Child-directed speech has more frequent and more extreme ups and downs in pitch.
Beth assigns a vague code to each condition and does not tell her research assistants which code goes with which condition. What she is doing ensures that her research assistants are _______.
a. a confound b. counterbalanced c. design blind d. blind to conditions