If an experimenter is testing a one-tailed hypothesis and finds that the results are in the opposite direction than the one predicted, the experimenter must _____
a. accept the null hypothesis
b. reject the null hypothesis
c. test a post hoc nondirectional hypothesis
d. begin the research all over again
C
A two-tailed post hoc hypothesis should be tested if results are opposite to those expected.
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Compare and contrast the concepts of "gene-environment interaction" and "gene-environment correlation."
Please help me with this one. It is due tomorrow.
The vocabulary spurt typically begins at around
a. 6 months. b. 10 months. c. 18 months. d. 24 months.
Adolescents from authoritative homes
a. are more self-reliant. b. are more critical of their parents. c. are more likely to rebel. d. have higher rates of psychological problems.
Research on race and corporate leadership indicates that
a. while minority individuals are underrepresented in entry-level positions, minority leaders and CEOs are wellrepresented. b. there is a disproportionately low number of racial minority CEOs. c. no racial underrepresentation is observed among leaders of Fortune 500 companies. d. race but not gender underrepresentation is observed among leaders of Fortune 500 companies