In a Controlled Experiment,Rosenthal and Jacobson (1968)informed Grade School Teachers

question 69

Multiple Choice

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)both bloomers and non-bloomers improved more on IQ tests.
• B)there were no IQ differences between bloomers and non-bloomers,but the bloomers were more interested in school.
• C)non-bloomers improved more on an IQ test than did bloomers.
• D)bloomers and non-bloomers performed equally well on an IQ test.
• E)bloomers improved more on an IQ test than did non-bloomers.

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Definitions:

Reliability

Refers to the consistency and dependability of a measurement tool or test over time.

Nonverbal behaviors

Actions or gestures, excluding spoken words, through which people communicate emotions and intentions, like facial expressions or body posture.

Systematic observation

A method of research involving careful and consistent observation of phenomena according to a plan or system.

Child-rearing

The process of supporting and promoting the emotional, physical, social, and intellectual development of a child from infancy to adulthood.