Types of measures
4 important questions on Types of measures
What disadvantage has the SI compared to the questionnaires?
Research costs are higher and would hinder longitudinal studies.
What is Likert-style wording? / (Likert item)
A likert item consists of a statement (for example "I am healthy") followed by a possible numbers of agreement (for example, from "strongly agree" to "strongly disagree").
Nonverbal observations can be either obtrusive or unobtrusive, depending on what?
Depends on the subject's awareness.
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What is a codebook?
The codebook names variables for which data are being recorded, briefly describes it, and tells its location or sequence.
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