. ______ sampling occurs when participants nominate others who can add information on the topic.
A. Snowball
B. Extreme case
C. Maximum variation
D. Negative case
Ans: A
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There is no single curriculum for all infants
a. True b. False
Outline the signal detection model and its four possible outcomes
What will be an ideal response?
Positive affect, creative combinations, and a variable heart rate occur during:
a. exploration. b. play. c. both play and exploration. d. neither play nor exploration.
Which of the following is an example of test–retest reliability?
A. A researcher establishes that a series of items in a questionnaire are measuring the same construct. B. A researcher showed that participant responses in a survey were consistent both times the assessment was completed. C. Two raters of the same behavior are in agreement with what they observed. D. A researcher determines that the items on a measure are measuring what they are intended to.