The APA guidelines
a. requires written informed consent
b. requires informed consent
c. requires the participant to be informed of the hypothesis of the study
d. does not require that participant is told anything about the study
b
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MRI images of the brains of individuals diagnosed with bipolar disorder indicate that gray matter abnormalities in areas are related to ____
a. emotional processing b. interference by neurotransmitters c. cognitive processing d. irregularity of transmission among specific neurotransmitters
In Schneider and Shiffrin's experiment, in which participants were asked to indicate whether a target stimulus was present in a series of rapidly presented "frames," divided attention was easier
A. once processing had become automatic. B. when processing was done verbally. C. when verbal processing was prohibited by the experimenters. D. when processing was more controlled.
Which of the following are serotonergic hallucinogens?
a. LSD b. psilocybin c. mescaline d. all of these
Having just made what you feel is to be a Type II error, using an independent groups design and a t test analysis, which of the following might you do in the next experiment to reduce the probability of a Type II error?
a. increase N b. change to a correlated groups design c. try to reduce the variance by better experimental control d. all of these