Which of the following best describes ‘variance’?
A. Variance is always twice the standard deviation.
B. Variance reflects a unit of measurement that has been squared.
C. Variance is the standard deviation minus the error rate.
D. Variance is the average deviation multiplied by 2.
Answer: B
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Which of the following is not a characteristic of a sound theory?
a. It is consistent with the existing body of knowledge. b. It provides means for its verification. c. It stimulates new investigations in an area. d. It provides a complex explanation of observed phenomena.
Which of the following groups is typically overrepresented in gifted and talented programs?
a. Asian b. Hispanic c. White d. Black
Schools can suspend students for no more than 10 days as a result of this Supreme Court Case
a. Tatro b. Rowley c. Cedar Rapids vs Garret d. Brown vs Board of Education e. Honig vs Doe
Paraprofessionals in schools usually receive extensive training for the duties they assume
Indicate whether the statement is true or false.