What does highly reliable and invalid mean

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Reference no: EM133282780

Assignment - Please answer the following questions as concisely as possible (say, in a sentence or two).

1) Where should the demographic questions go in a questionnaire and why?

2) Warm-up questions should be easy enough for the respondent to answer quickly but hard enough that the respondent feels like he/she is providing meaningful information. What are some of the consequences if the warm-up questions are too difficult or too easy?

3) What's the problem if a survey is highly reliable but invalid? What does "highly reliable" and "invalid" mean?

4) Measurement scales can be thought of in terms of the amount of information the response to the scale contains. For example, students can be graded pass/fail, A through F, or with a percentage (i.e., 85%) grade? What level of measurement is each of these three scales and which provides the most information?

5) The "group process" is a strength when focus groups are used for idea generation and a weakness when focus groups are used for the evaluation of concepts? Explain why this is the case.

6) Why are probing questions like "what, if anything," or "to what extent, if at all" good qualitative questions?

7) It is rarely advisable to increase the sample size above 50 respondents for any given segment in a quantitative survey. Why?

8) It is rarely advisable to conduct more than 4 focus groups with any given respondent type regarding any specific topic. Why?

9) "Respondent control" can be both a strength and a weakness regarding self-administered surveys. Why?

10) "Person-administered" surveys provide strengths and weaknesses regarding data quality? What are two strengths and two weaknesses of "person-administered" surveys?

11) Telephone surveys stand-out among methodologies for their ability to deliver geographic representativeness; however, their use is declining. Why?

12) What's wrong with the following question: On a scale of "1" to "5," where "1" indicates "strongly disagree" and "5" indicates "strongly agree," rate product X on its convenience to use and availability?

13) When should a scale use a neutral center-point?

Reference no: EM133282780

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