The typically suggested range for the number of panel members for most Delphi studies is:

a. 5 to 25
b. 10 to 30
c. 15 to 35
d. 20 to 40


b

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Event sampling

Match each statement with the correct item below. a. Used to develop strategies to change behavior. b. A conclusion based on directly observable data, premises, or evidence, but is not itself directly observable. c. A formal method of observation and recording in which you record selected behaviors during preset uniform time periods and at regularly recurring or randomly selected intervals. d. Only behaviors chosen ahead of time are observed and recorded. e. Behaviors that can be placed into particular categories. f. A formal method that observes and records specific kinds of behaviors whenever they occur.

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Diversity is a concept just for urban schools that have more heterogeneous

populations. Indicate whether the statement is true or false

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Ms. Demchik filled the water table and placed a set of eight-ounce plastic bottles on a nearby shelf. She put measuring cups and some plastic tubing in the water. As the children arrived, she invited them to play. She observed the children's explorations, then asked questions such as, "Which of these containers holds the most? How do you know?" She was prepared to accept any answer the children

might give and to build on their answers with further questions and challenges. What activity type does the water table represent? a. The water table was not a planned activity. b. The water table was a problem-solving activity. c. The water table was an exploratory activity. d. The water table was a guided discovery activity.

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One way that a qualitative researcher can help reduce researcher bias is to use:

a. Negative case sampling b. Random assignment to groups c. Statistical regression d. Snowball sampling

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