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Blackcheetah Posted 18 years ago
Grammar

margin

0The polls included in the sample were conducted between May 21 and June 3, all before Obama wrapped up the nomination Tuesday night. The poll of polls included recent surveys from CBS, Gallup, Pew and Newsweek. 02br
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00The poll of polls does not have a 01font01i00margin02i02font00 of sampling error.02br
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00So what is the meaning of 'margin' ? Is it limit, or tolerance.0-
  

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3 Answers
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1font01i00margin02i02font00 of sampling error: the 01b00statistical error02b00 involved in that poll02br
00See: 02br
00<> What is the Margin of Sampling Error?02br
00<>0500230hrefhttp://www.aapor.org/marginofsamplingerrormose
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0Thank you! Even though I could not get the exact meaning of "margin of sampling error" because I am not well familiar with statistics.0-
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0The margin tells you how much the results could be different from their estimate.02br
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00If I say 49% say yes, and 51% say no with a margin of error of 3%, it could be 52% say yes and 48% say no. 02br
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00On the other hand, if 55% of the people say A, and 45% say B, and the margin of error is 3%, you can be pretty confident it will be A - the diffe

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