O $895 O $695 $695 Question 30 (multiple choice) An advertising company wants to

Question

O $895 O $695 $695 Question 30 (multiple choice) An advertising company wants to collect data for a study on eating habits. For the first round of questioning, 60 people are randomly chosen to answer a survey question. Those 60 people are then asked to refer two family members for the second round of questioning. Which is true about the sampling process? The second round may yield biased results because the family members of the randomy selected people may share common vi Both rounds of question ause the data were recorded by means of questioning. O Both rounds of questioning will probably yield reliable results bec The first round may yield biased results because the people chosen were recruited by an sdvertising company O Both rounds of questioning may yield biased results because data were collected by means of questioning

Explanation / Answer

We are choosing the first 60 people randomly and hence there should be no biasness in that data and hence it should give us reliable results

Then these 60 people with name 2 family members and that would be considered random too as the people were themselves chosen randomly.

Hence we can say that both the rounds are random and random data doesn't have biasness in it and thus gives us a reliable results

He ce option B is correct

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