Compared to adopted children who grow up in high socioeconomic status (SES) homes, adopted children who grow up in low SES homes
a. develop higher IQs.
b. develop the same IQ regardless of the SES.
c. tend to be less influenced by environmental factors.
d. tend to be more dramatically influenced by environmental factors.
D
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In the parking lot below me, 40% of the vehicles are silver, and about 25% of the vehicles are pickup trucks. The probability that the next vehicle to leave the parking lot will be a silver pickup is
a. .40 b. .65 c. .10 d. It can't be estimated without knowing that color and type of vehicle are independent.
According to Lazarus, if a person encounters a situation and makes a stressful primary appraisal, the result will be one of three:
A. techniques: biofeedback, relaxation, or meditation B. stages: alarm, resistance, or exhaustion C. interpretations: harm/loss, threat, or challenge D. symptoms: muscle pain, fatigue, or headaches
Research on ethnic differences in IQ shows that
A) the black–white IQ gap disappears when parental education and income are held constant. B) both Hispanic-American and African-American children score, on average, 10 IQ points below American white children. C) no ethnic differences in mental test scores exist during the first few years of life. D) ethnicity and SES account for only about one-fourth of the total variation in IQ.
Predict the Y value for a known X1 value of 115 and a known X2 value of
220. What will be an ideal response?