The use of banners, pop-ups, or other online devices that invite website visitors to take part in the survey are indicative of what type of sampling method?

The use of banners, pop-ups, or other online devices that invite website visitors to take part in the survey are indicative of what type of sampling method?


A) Blue ocean samples
B) Online panels
C) River samples
D) List samples


Answer: c. River samples


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Marketing Chapter 8

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