If you have a 5 × 5 frequency table, then the critical value of chi-square would be based on ______ degrees of freedom.
A. 25
B. 16
C. 10
D. 8
Answer: B
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Random selection refers to
a. the unreliability of two different experiments yielding different results. b. the matching of participants on several different factors. c. the process of categorizing continuous variables as dichotomous variables. d. the technique used to ensure that each participant has an equal chance of being selected for an experiment.
Receptor molecules for neurotransmitters that exert metabotropic effects are proteins that bind to ____ outside the membrane, and attach to ____ inside the membrane.
A. calcium; potassium B. neurotransmitters; nicotine C. neurotransmitters; G-proteins D. adenosine; nitric oxide
Which is a correct statement about treatment for bipolar disorder?
A)Psychotherapy alone is often helpful. B)Lithium therapy alone is all that is needed. C)Psychotherapy and behavior modification are needed. D)Psychotherapy along with lithium therapy work best.
Researchers have suggested that the immaturity of the __________ causes an inability to remember the events from the first years of life.
A. hippocampus B. reticular formation C. temporal lobe D. cerebellum