Which of the following actions will always change the value of the mean?
a. Changing the value of one score
b. Adding a new score to the distribution
c. Removing a score from the distribution
d. All 3 of the other choices are correct
A
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Which research strategies produce similar data structures that use similar statistical analyses?
a. descriptive and correlational b. correlational and experimental c. correlational and nonexperimental d. experimental, quasi-experimental, and nonexperimental
When sodium channels open, allowing sodium ions to flow into a neuron it causes:
a. the likelihood of an action potential to decrease b. the axon hillock to become inactivated c. the likelihood of an action potential to increase d. the neuron to return to its resting potential
"With a smile, the boy waited his turn to start to kranje.". A child decides that "kranjing" is good, from the way the word was used. This illustrates
a. an object scope constraint. b. a mutual exclusivity constraint. c. syntactical bootstrapping. d. a taxonomic constraint.
According to Case, __________ impose(s) a systemwide ceiling on cognitive development
A) plasticity B) biology C) environmental influences D) children's mental strategies