An athlete with likely potential in Olympic weightlifting would probably have _________ in the quadriceps muscle
a. about the same number of fast- and slow-twitch fibers
b. more fast- than slow-twitch fibers
c. more slow- than fast-twitch fibers
d. only fast-twitch muscles
b
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As conceptualized by the competence-environmental press model, competence refers to the upper limit of a person's ability to function in five different domains, including physical health, sensory-perceptual skills, motor skills, cognitive skills, and ego strength
a. True b. False Indicate whether the statement is true or false
The larger the within-groups (error) variance a. the more difficult it becomes to show the effects of experimental treatment. b. the easier it becomes to show the effects of experimental treatment. c. the more difficult it becomes to perform the F test
d. the easier it becomes to show a causal effect of the independent variable on the dependent variable.
Follow-up research on preoperational thought indicates that
A) perspective taking develops gradually throughout childhood and adolescence. B) toddlers are unable to infer others' intentions. C) preschoolers attribute biological properties to objects. D) most preschoolers do not believe that magic accounts for events they cannot explain.
After watching his teenage brother beat up a classmate in a fistfight and walk away with the admiration of their friends, a little boy takes a swipe at another boy in the playground. He has acquired this behavior through a process of
a. cognitive learning. b. parental support. c. playing violent video games. d. observational learning.