When a researcher's expectations or preferences about the outcome of a study influence the results obtained, it is referred to as
a. experimenter bias.
b. subject bias.
c. the sampling effect.
d. the placebo effect.
A
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Which of the following statements about panic attacks is true?
a. Panic attacks are always cued. b. Panic attacks are always unexpected. c. Panic attacks are sometimes cued, sometimes unexpected. d. Panic attacks that are cued are less severe than unexpected panic attacks.
A(n) __________ is a compound that is of botanical origin, contains nitrogen, and is physiologically active
a. theobromine b. methylxanthine c. theophylline d. alkaloid
A belief in the importance of ____ formed the core of McDougall's theory?
a. ?innate ideas b. ?instincts c. ?perception d. ?overt behavior
A team of researchers found statistically significant differences between their study groups. In other words,
A. they have proven their hypothesis. B. they accept the null hypothesis. C. they reject the null hypothesis. D. they accept the alternative hypothesis.