The Flynn Effect describes what phenomena?

a. ethical research behavior
b. lack of reliability and validity in current research
c. the decrease in test bias since NCLB became law
d. increased generational IQ scores over the past 60 years


Ans: D

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Choose the correlation coefficient that matches the following types of scales. Both variables are genuinely dichotomous (nominal)

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According to Piaget the first stage of cognitive development is called:

A. sensorimotor B. preoperational C. object permanence D. formal operational

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Which one of the following variables is measured on an interval scale?

a. Paul’s place in line b. Gender of participants c. Foreign language studied in high school d. Score on an IQ test

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Organizations such as LinkedIn enable you to

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