Which of the following is not a threat to external validity?

A. population validity
B. personological validity
C. sample validity
D. ecological validity


Ans: C

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When parents participate in the classroom, teachers get opportunities to observe parent–child interaction. _________________________

Indicate whether the statement is true or false

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Which of the following instructional strategies has/have stages that fit into the open-body-close lesson format?

A) learning cycle B) direct instruction C) inquiry training D) all of the above

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Which of the following is the best example of a classroom rule

a. Listen when others are speaking b. Don't talk without raising your hand c. Be respectful of others talking d. Don't speak out of turn

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The principle which suggests making high frequency or preferred activities contingent upon the occurrence of low frequency, or less preferred activities is known as the _________

Fill in the blank(s) with correct word

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