What mistake was made by the researchers in experiment brief 11?
A) used an elite sample of rats, which confounds the results
B) used too many rats in the experiment, leading to an excessive sample size
C) generalized results from one sample to an entirely different, untested
sample
D) generalized rat results to humans, making the assumption that grade school
children who each junk food actually exercise
C
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The social psychological "need to belong" seems to be strong in humans ____
a. all of the time b. only among those who intend to reproduce in the future c. only among those who intend to reproduce in the future OR are already parents d. only when their lives are at risk
Psychotherapy is more effective for a person than simply being assigned to a waiting list.
Answer the following statement true (T) or false (F)
A psychologist develops a new test for measuring a construct he calls "need for Status." However, another psychologist to whom he shows the test says it looks like a measure of "need for Achievement." What type of evidence does the first psychologist need to collect to persuade the second psychologist?
A. Internal consistency B. Congruent validity C. Discriminant validity D. Behavioral validation
Nettie is in the laboratory working with cultured neurons. She wants to record the voltage following the opening of the sodium channels. What does she need to do to get the sodium channels to open?
A. Add a solution that will result in depolarizing the membrane. B. Add a solution that will result in hyperpolarizing the membrane. C. Increase the amount of sodium outside of the neuron. D. Produce an action potential and get to the refractory periods.