In a classroom debate, a student says that, because research has determined that IQ is highly heritable, the IQ differences found between different racial groups must be genetic. A proper response to this student's conclusion would be that
a. heritability that is based on an estimate within one group cannot be used to interpret differences between groups.
b. racial differences in gene pools reflect the evolutionary pressures imposed by different environments.
c. differences between groups do not occur when culturally-fair tests are used.
d. heritability estimates that apply to one group apply to all groups.
Answer: a. heritability that is based on an estimate within one group cannot be used to interpret differences between groups.
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Which statement about construct validity is false? a. It ensures that the study is high in internal validity. b. It is relevant to both the dependent and independent variables in a study. c. It can be identical for two researchers who have different operational definitions of the same conceptualvariable
d. It facilitates the testing of both hypotheses and theories.
When it comes to suicidal behavior, men are more likely than women to ____
a. actually kill themselves b. attempt suicide when psychotic c. attempt, but not complete, suicide d. use drug overdoses as their method
Depressed people tend to attribute their negative experiences to causes that are:
A) external. B) global. C) unstable. D) temporary.
A researcher began collecting data on a group of twenty-five children in the late 1970s. She is still compiling data on these individuals, who are now in their early thirties. This researcher is conducting a __________ study
a) longitudinal b) cross-sectional c) case d) survey