1.Discuss the difference between a concrete variable and an abstract construct.

Question

1.Discuss the difference between a concrete variable and an abstract construct.

2.A researcher measures the temperature (in degree Fahrenheit) inside a grocery store at which the customers feel most comfortable. Suggest a scale that the researcher can use. Why is it not possible to use the ratio scale in this case?

3.What are the requirements of designing measurement scales?

4.Discuss the measurement problems associated with the semantic differential scale pole descriptors.

5.What are the two factors that drive the use of multiple-item scales in research?

6.Discuss the advantages and disadvantages of unstructured questions as compared to structured questions.

7.In what ways can a researcher frame “bad questions”?

8.What are the two functions performed by a transition phrase in a survey?

9.Describe the response order bias and the common methods variance.

10.What is the purpose of pretesting a survey?

11.Describe the process of data validation.

12.Under which of the following conditions are respondents typically recontacted?

13.What are the several ways of dealing with missing data?

14.Discuss the advantages of one way tabulations.

Explanation / Answer

Ans(1):
Difference between a concrete variable and an abstract construct:

Concrete variables are variables that can be percieved throudh senses. For example height, skin color, taste. While Abstract variables are variables of quality for example knowledge level, perception level.

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