Tantrums are a common problem in families with toddlers and preschoolers. Researchers estimate that as many as __________ of children experience this sign of emotion dysregulation.
A. 30%
B. 50%
C. 70%
D. 90%
D. 90%
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Which one of the following is most likely to be true for children who have a strong ethnic identity?
a. On average, they tend to suffer from low self-esteem. b. On average, they tend to be academically and socially successful. c. On average, they tend to see little value in getting an education and often drop out before twelfth grade. d. They are apt to speak a language other than English even when others in the group are speaking English.
Explain why this is an example of multiple regression.
Comparisons of the classic and contemporary eras of immigration reveal that
A. Anti-immigrant sentiment is much stronger today. B. National origins are basically the same. C. Illegal immigration is a new phenomenon. D. The majority of contemporary immigrants are people of color. E. Two of the above.
Blood pressure and cholesterol levels similarly predict risk of heart disease. In this example, measures of blood pressure and cholesterol have high ______.
A. predictive validity B. concurrent validity C. discriminant validity D. convergent validity