All of the following statements about the precision and certainty of an estimate are true, EXCEPT ______.
A. the precision of an estimate is determined by the range of the confidence interval
B. the larger the level of confidence, the more certain the estimate
C. to be more certain that an interval contains a population parameter, we typically give up precision
D. to be more certain that an interval contains a population parameter, we typically enhance precision
Answer: D
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If a fetus's upper arms develop before the lower forearms, this is called cephalocaudal development and is characterized by
a. growth spreads outward from the spine. b. development from the head down. c. inner organs grow faster than the extremities. d. upward from the trunk toward the brain.
The amount of information that can be processed in short-term memory is typically increased through:
a. mood convergence c. elaborative rehearsal b. chunking d. free recall
The Binet-Simon Scale
a. was published in the latter half of the 1900s. b. had a profound influence on the measure of personality. c. was an early measure of intellectual ability for children with cognitive limitations. d. was more "culture-free" in many respects that today's Wechsler intelligence tests.
Which research topic has the least amount of reliable evidence according to experts?
a. Long-term repression of memories c. Hypnotic suggestability b. Wording of questions d. Mugshot induced bias