Which of these is an important recommendation when using a mail follow-up survey?
a. use a representative sample
b. obtain a return rate of at least 30%
c. mail surveys only to individuals who can read and comprehend the questions
d. all of the above
a
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Variations in language development may occur due to
A. Differences in the way parents scaffold language B. Bilingualism C. Cultural diversity D. All of the above
The best way to bring music into the room is to:
a. Use a radio for background music b. Keep the instruments in the closet, waiting for requests c. Spontaneously sing with a small group of children d. Use a bell to call the children's attention
Section 504 and the ADA use a categorical model for determining eligibility
Indicate whether the statement is true or false.
Ms. Knebworth is recording the number of times Edgar initiates a conversation. Although this behavior was
operationally defined, she begins to record behaviors that were not part of the original definition. Which of the following terms describes this phenomenon? a. objectivity lapse b. observer drift c. occurrence subjectivity d. reactive effects