If test scores decrease as anxiety increases, then
A) test scores and anxiety are negatively correlated
B) the correlation between test scores and anxiety must be 1.0
C) test scores and anxiety are unrelated
D) test scores and anxiety are positively correlated
A) test scores and anxiety are negatively correlated
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The primary effect of __________ is to block the presynaptic dopamine transporter, increasing the availability of dopamine in the synapse.
A. alcohol B. tobacco C. LSD D. cocaine
A Type I error occurs when a treatment has no effect but the decision is to reject the null hypothesis
Indicate whether the statement is true or false
_____ designs examine changes in a participant or group across time, often over many years.
A. Cross-sectional B. ABAB C. Analog D. Longitudinal
According to Erikson, preschoolers’ exuberant play and bold efforts to master new tasks break down when they __________
A) are threatened, criticized, and punished excessively by adults B) identify too strongly with the same-sex parent C) identify too strongly with the other-sex parent D) have an overly lenient superego