Identify the threats to internal validity illustrated in the examples below. Students were given a pretest measuring attitudes toward a minority group and then viewed a film on the accomplishments of members of the minority. The students showed significantly more favorable attitudes after viewing the film
a. experimental mortality
b. reactive effect of testing
c. statistical regression
d. maturation
e. instrumentation
B
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Retelling is a good measure of comprehension for students whose first language is not English
Indicate whether the statement is true or false
This approach makes use of specific instructional programs that are linked to the various tiers or intensities of instruction.
A. instructional approach B. problem solving approach C. standards protocol approach D. expectations approach
In the American culture, expressing positive self-attributes is often seen as ______.
a. normal b. unique c. impressive d. boastful
Socioeconomic status exerts the most powerful influence on learning and achievement at which level?
a. Upper class b. Middle class c. Working class d. Lower class