To identify the construct validity of a measure, we must ______.
A. choose an appropriate research design for a study
B. identify an appropriate statistical analysis needed to evaluate outcomes
C. establish an appropriate operational definition for the construct being measured
D. construct an appropriate research plan to test a theory or hypothesis
Ans: C
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"Triangulation" in qualitative inquiry means
a. developing three alternatives to each null hypothesis. b. attempting to get the observer, the observed subject, and a disinterested third party to reach consensus on the meaning of the data. c. assessing the quality of observational data by having two observers simultaneously recording the behavior of one human subject. d. using multiple sources of data, multiple observers, and/or multiple methods of data collection.
Which one of the following examples best illustrates the use of a personally constructed theory as a child learns the concept spider?
a. Julian assumes that spiders give birth to live baby spiders, just as people give birth to live infants. b. Ian learns that spiders have eight legs, whereas insects have only six. c. Rudy learns that spiders, along with scorpions and ticks, are members of the arachnid class. d. Duc remembers what happened when his cousin was bitten by a black widow spider.
A child says to you, "My momma she be happy about my good report card." This child appears to:
a. Have grown up in Northern Ireland and so is using idioms typical of that country b. Be using African American English, a dialect with some grammatical constructions different from those of Standard English c. Have had little exposure to language during a critical period in her language development d. Have a speech disorder that sometimes results from environmental toxins (e.g., lead-based paint)
An interval scale of measurement:
a. assigns a name to a category. b. communicates rank-order information. c. incorporates equal units of measurement. d. is tied to an absolute zero.