Which of the following is NOT a potential threat to external validity?

a) The nature and type of measure
b) The characteristics of participants
c) The characteristics of the setting
d) Random assignment of participants to treatments


d

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The length of time a child concentrates on an activity is his ____________________ ____________________

Fill in the blank(s) with correct word

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List three benchmark numbers and describe why they are important

What will be an ideal response?

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All of the following materials are appropriate for art activities in the pre-K – 4 classroom except:

A. tempura paint. B. earth clay and modeling clay. C. food items. D. glue and paper.

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A researcher plans to study how a community supports or does not support a bond issue. This researcher plans to gather both quantitative and qualitative data. The intent of this researcher is further to lobby with the city council for better schools for minority children. What type of research design would best suit this study?

a. An advocacy design b. A participatory action design c. A mixed methods action design d. None of the above

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