In an experiment, researchers manipulate the dependent variable and measure the independent variable
a. true
b. false
Answer: b. false
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According to Piaget, _____ is the realization that objects continue to exist even when they can no longer be perceived
a) reversibility b) overregularization c) naïve idealism d) object permanence
What a culture provides to human cognition is:
a. a framework for understanding the world. b. a way of doing things. c. a set of laws. d. abstractions to deal with abstractions.
Rickert and Johnson (1988 ) have shown that ignoring bedtime tantrums of young children
A) ?is ineffective. B) ?has severe negative effects on children's feelings of safety and self-esteem. C) ?Both a and b are correct. D) ?Neither a nor b is correct.
Which of the following procedures would be likely to reduce experimenter bias?
a. Using experimenters who know the hypothesis b. Keeping experimenters "blind to condition" c. Using more than one dependent measure d. Increasing external validity