A simple way to determine the existence of an interaction from a line graph of a two-way
ANOVA is to see if the two lines
A) cross B) are close together
C) are parallel D) are positively correlated
A
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Regarding research on forgetting and decay theory, which of the following statements is FALSE?
a. Ebbinghaus used himself as the research subject in his experiments. b. Decay theory does not account for memory loss that occurs due to the passage of time. c. Decay theory is also known as trace theory. d. Decay theory does not help explain why some memories endure better through time than others. e. If Ebbinghaus had studied the retention of meaningful information, he probably would have found different experimental results.
When your Aunt Desirae skeptically asks you how a stimulant can slow down and calm a hyperactive child, you answer that stimulants ______.
A. act to stimulate underactive frontal areas of the brain B. exert placebo effects C. have no such effect D. act as depressants on hyperactive children
According to recent studies, which of the following is true of centenarians?
The level of education is unrelated to the life span of centenarians. In developed countries, the number of centenarians is decreasing at a rate of approximately 7 percent each year. China has the most centenarians, followed by Brazil, Canada, and Australia. Chronic high-mortality diseases are markedly delayed for many years in centenarians.
True or False: Pearson’s r is usually higher for tests of convergent construct validity than for tests of reliability.
a. True b. False