Answer the following statement(s) true (T) or false (F)
Confidence intervals can be interpreted in terms of the effect size.
Ans: T
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Roland Fryer Jr., a Harvard economist, carried out a study in which students were paid for a variety of behaviors, including getting good test scores, attendance, reading, and not fighting with each other. As a result many students read more and were better behaved in class. Discuss the pros and cons of this approach.
What will be an ideal response?
A single-salary schedule refers to a schedule where
a. Increases in salaries are the same regardless of experience. b. Equivalent salaries are paid for equivalent preparation and experience. c. The same rates are applied to all school districts in the county. d. None of the above.
Communicative competence predicts later development of literacy skills
Indicate whether the statement is true or false.
Which of the following expressions best represents the degrees of freedom?
A. N – 1 B. N + 1 C. N – 2 D. N + 2