As Alzheimer’s disease progresses, __________
A) skilled and purposeful movements disintegrate
B) vision and hearing are adversely affected
C) anxiety and depression decrease
D) sleep becomes more restful and regular
Answer: A
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A device that measures heart rate, respiration rate, and blood pressure (i.e., autonomic arousal) is
a. a polygraph. b. a galvanic response meter. c. an electromyocardiograph. d. an electroencephalograph.
A correlation between two interval/ratio variables is measured using the _____ coefficient, and a correlation between one interval/ratio variable and one nominal variable is measured using the _____ coefficient
a. Pearson product-moment correlation; Spearman rank-order correlation b. Spearman rank-order correlation; Pearson product-moment correlation c. phi; Spearman rank-order correlation d. Pearson product-moment correlation; point-biserial correlation
Kris and Jen like to go fishing on the weekends. They drive the boat to their favorite spot, drop anchor, toss their lines in the water and wait. They never know how long it will be before they catch a fish,
but they spend the time listening to music, nibbling on snacks and wine, and sharing great conversation. The reward of catching a fish is uncertain, but they don't worry about it! This is an example of a __________ schedule of partial reinforcement. a. variable ratio b. fixed interval c. variable interval d. fixed ratio
Which pairing is MOST likely to fall victim to the "negative reinforcement trap"?
A. Mother and daughter B. Mother and son C. Father and daughter D. Father and son