An independent-measures study has one sample with n = 6 and a second sample with n = 8 to compare two experimental treatments. What is the df value for the t statistic for this study?
a. 7 c. 13
b. 12 d. 14
B
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Regarding the brain, which of the following statements is FALSE?
a. Brain circuitry cannot be significantly changed by outside experiences. b. Incoming information scatters all over the brain and converges again as it goes out through the spinal cord to muscles and glands. c. The brain is a vast information-processing system that keeps track of the external world and responds to current needs. d. The brain regulates its own behavior and creates the "mind" and the magic of consciousness.
Newly hatched ducklings and goslings follow the first moving object to which they are exposed. According to Konrad Lorenz, the hatchlings are showing:
A) affiliation. B) maturation. C) imprinting. D) dependence.
Five to seven members is the preferred group size for maximum effectiveness in problem solving and decision making.
Answer the following statement true (T) or false (F)
Which of the following is an example of necessary losses?
a. Telling someone "you must have been very close to her" when they experience the loss of a loved one. b. Leaving good friends behind when accepting a promotion in a new city. c. Pursuing activities that make you feel worthwhile once you have satisfied your need for safety. d. Not being able to move out of the neutral zone.