A recent survey points to a wholesale collapse of traditional TV viewing. The st

Question

A recent survey points to a wholesale collapse of traditional TV viewing. The study found that the percentage of consumers watching broadcast or cable TV in a typical week plummeted from 71% in 2009 to 48% in 2011. What additional information would you want to know about the survey before you accepted the results of the study?

Select all that apply.

A.

On what day of the week was the survey conducted?

B.

What sampling design was used?

C.

How many people conducted the survey?

D.

What other questions were asked?

E.

What frame was used?

F.

Were interviewers trained?

G.

What was the margin of error?

H.

Were survey questions field-tested?

I.

How many questions were asked in the survey?

Explanation / Answer

A) It is not important to know on which day survey was conducted as survey was done for a typical week. COnsumers will fill answers keeping in mind a typical week on average rather than that particular day.

B) Sampling design matters here a lot. A sample design is made up of two elements. Sampling method. Samplingmethod refers to the rules and procedures by which some elements of the population are included in the sample. Some common sampling methods are simple random sampling , stratified sampling , and cluster sampling etc each of which could give different results.

C) Not how many people, but how many people filled the survey or took part in survey is very important.

D) Yes, the number of questions, and what questions were asked also matters since this will give a holistic view and tell us if the study carried out had all the elements in it or not.

E) and all other options are necessary for feasibility of survey.

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