Compared to a between-subjects design, the variance in a within-subjects design is greatly reduced because the ____ are measured and statistically removed
a. individual differences
b. carry over effects
c. progressive error effects
d. instrumentation effects
a
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The odds of ____ increase in a person who has been abused as a child
a. divorce b. attempting suicide c. being an authoritative parent d. high academic performance
A person who has aphasia would have an impaired
a. ability to walk. b. sense of smell. c. ability to see. d. ability to use language.
School-age children master concrete operational tasks __________
A) all at once B) gradually, in a continuum of acquisition C) much later than Piaget believed D) after they master abstract thinking
The ability to use propositional thinking
A) appears at puberty. B) is found in children as young as 3. C) occurs gradually from childhood on. D) does not appear until adulthood.