Question

(D) Five
12. The most common research instrument used is the :
(A) Questionnaire
(B) Live interviewer
(C) Mechanical device
(D) Telephone interviewer
13. In marketing research, the phase is generally the most expensive and most subject to error.
(A) Exploratory research
(B) Data collection
(C) Planning
(D) Data validation
14. Which type of research would be best suited for identifying which demographic groups prefer diet soft
drinks and why they have this preference?
(A) Exploratory research
(B) Descriptive research
(C) Experimental research
(D) Survey research
15. Which form of data below can usually be obtained more quickly and at a lower cost than the others?
(A) Primary
(B) Survey research
(C) Experimental research
(D) Secondary​

Answer 1

Answer:

1) Questionnaire

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Answer 2

12. (A) Questionnaire

A questionnaire is the most commonly used research instrument because its easy to answer and a lot of people can be surveyed in a limited time by simply handing out the questionnaires.

13. (B) Data collection.

In marketing research, data collection is most expensive because it requires loads of time and labor. also it can be most subject to error either because of the fault of data collector or data provider.

14. (B) Descriptive research

Descripted research would be best suited for identifying which demographic groups prefer diet soft drinks because this type of research helps to describe a phenomenon among the population.

15. (B) Secondary data

Secondary data is obtained more quickly and low cost because it is already available for direct use and you do not have to personally collect it from primary sources.