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What type of sample produces valid results? A. Biased B. Convenience C. Voluntary Response D. Systematic Random
16.2k views
17 votes
What type of sample produces valid results?

A. Biased
B. Convenience
C. Voluntary Response
D. Systematic Random

User Britzl
by
8.3k points

1 Answer

11 votes
I would say D the other answers seem wrong
User AlexElizard
by
6.8k points
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