Answer the following statement(s) true (T) or false (F)
The assumptions of an independent-samples t test include normally distributed variables, an IV that is dichotomous variable and a DV that is ordinal or nominal.
Ans: F
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We are more likely to maintain long term attraction with someone:
a. with complementary traits b. with similar traits c. who is talkative d. who lives in a collectivistic society
In the context of one-group pretest-posttest design and the associated threats to internal validity, any changes that occur systematically over time are called ________ effects.
A. regression B. history C. testing D. maturation
The major challenge that remains today in the collection of observational data is
a. the data is often cumbersome and difficult to organize and interpret. b. the possibility that observer bias will distort the data collection and interpretation. c. there is no universally accepted procedure for behavioral observation. d. all of the above are challenges inherent in collecting observational data.
According to the facial feedback hypothesis, when people are directed to move their facial muscles to simulate an expression of anger, which pattern of autonomic nervous system activity should result?
A. Heart rate and skin temperature increase. B. Heart rate increases and skin temperature decreases. C. Heart rate decreases and skin temperature increases. D. Heart rate and skin temperature decrease.