A researcher selects 60 students from a numbered list of all the elementary students in a school by using a table of random numbers. This is an example of
a. simple random sampling.
c. cluster sampling.
b. stratified sampling.
d. quota sampling.
A
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Post traumatic stress disorder is?
a. an extremely stressful event b. physiological systems c. emotional distress on the child d. all of the above
Which item type is NOT an example of an objective test item?
A) multiple choice B) true/false C) ?matching. D) ?essay.
To develop effective listening skills, it is recommended that you:
a. think about your response if you object to what is being said b. focus on specifics rather than main ideas c. make notes or record presenters if there is a great deal of information to remember d. focus on the person, not the message
Food insecurity in poor American households affects about:
a. 20 million families. b. 10 million families. c. 12 million families. d. 5 million families.