Although any continuous variable can be used as a covariate, a(n) _______________ is usually best
Fill in the blank(s) with correct word
pretest
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The Bonferroni adjustment for a study in which I had three groups I wanted to compare would be:
a. .01. b. .014. c. .017. d. .020.
Regarding one's behavior, discriminative stimuli would be considered
a. antecedents. b. cognitive maps. c. negative reinforcers. d. punishers.
Alan is an adopted child who lives with three siblings, all biological children of his adoptive parents. Alan's math skills are far better than those of his adoptive parents or his adoptive siblings. This provides evidence that
shared familial influences play a far bigger role than was previously believed. genes may have a stronger effect than familial environment on some abilities. much less of the environmental effects on personality come from outside the family than was previously believed. Alan's own initiative to excel is greater than that of his adoptive family
Which of the following is true regarding injured neurons?
a. No new central nervous system cells are produced after infancy. b. It is now possible to regenerate axons in people with spinal cord injuries. c. It is impossible to regrow spinal-cord axons after damage. d. Severed spinal-cord axons in an animal can regrow if treated with certain nervous system chemicals.