phone survey is not reliable. Many people say they cannot put food onto dinner table to describe their financial difficulty, but not literally no food on dinner table.
I don't believe such 18% rate
所有跟帖:
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I think Gallup is smart enough being
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♂
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08/23/2012 postreply
21:38:21
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富人會有時間,有閑情逸致去回答這種survey的電話嗎?
-texastrader-
♂
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08/23/2012 postreply
23:01:02