For which of the following situations would a within subjects design be the more appropriate design?
a. we want to know whether training rats to learn one maze will aid learning a second, different maze
b. we want to know whether rats prefer a solution sweetened with sugar more than a solution sweetened with saccharin
c. we want to know whether a particular brain lesion will affect a rat's preference for a sweet solution
d. we want to know whether ingesting alcohol will increase rats' preference for an alcoholic drink over a non alcoholic drink
B
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Ken knows that the radius of a circle is 5 feet, but he needs to calculate the diameter. The most effective solution strategy he can use involves a(n) ______
a. heuristic c. means-end analysis b. algorithm d. noncompensatory model
An ultrasound uses sound waves to create an image of a fetus.
Answer the following statement true (T) or false (F)
Cue-dependent forgetting may be the cause of
a. memory trace decay. b. the tip-of-the-tongue state. c. short-term memory problems. d. encoding disruption.
Which set of characteristics will produce the smallest value for the estimated standard error?
A) ?A large sample size and a small sample variance B) ?A large sample size and a large sample variance C) ?A small sample size and a small sample variance D) ?A small sample size and a large sample variance