Which of these designs comes closest to being a true experiment?
a. a time-series design
b. a pretest-posttest design
c. a differential design
d. a pretest-only nonequivalent control group design
a
Psychology
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Concrete operational thinkers can conserve, but they are still unable to use transformational thought
a. True b. False Indicate whether the statement is true or false
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According to Piaget, the preoperational stage of cognitive development lasts from about age ___ to age ____
a. 1; 3 c. 3; 6 b. 2; 5 d. 2; 7
Psychology
The physical stimuli for the sense of hearing are called _______ waves
a. alpha b. radio c. sound d. beta
Psychology
If you learn best by making charts and flashcards to help remember information, what type of study method are using?
a) visual method b) verbal method c) auditory method d) action method
Psychology