In a controlled experiment, Rosenthal and Jacobson (1968) informed grade school teachers that some of their students (called bloomers) would show great academic improvement in the upcoming year.
In reality, the bloomers were chosen randomly by the researchers, and were no smarter than any of the other students. Which of the following best describes the results of this study? At the end of the year,
a. bloomers and non-bloomers performed equally well on an IQ test.
b. bloomers improved more on an IQ test than did non-bloomers.
c. non-bloomers improved more on an IQ test than did bloomers.
d. there were no IQ differences between bloomers and non-bloomers, but the bloomers were more interested in school.
Question 2
The authors of your text suggest that with respect to traditional gender differences in scholastic performance, one causal factor may be
a. self-fulfilling prophecies of schoolteachers.
b. influences from the media.
c. role models at home.
d. peer expectations and goals.
A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ...
Frederick Griffith’s experiment identifying a ″transformation factor″ responsible for heredity
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