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Date: 2015-01-16 20:55:55 Market research Statistical inference Survey methodology Sampling error Random sample Sample size determination Sample Confidence interval Margin of error Statistics Sampling Measurement		Microsoft Word - Samplesize.doc Add to Reading List Source URL: www.evaluativethinking.org Download Document from Source Website File Size: 188,32 KB Share Document on Facebook

	Topline Results Survey of Voters on Abortion Fielded January 20 to January 27, 2016 N = 1,060 registered voters 18 and older Margin of sampling error = + 3.7 percentage points February 29, 2016 DocID: 1tzHw - View Document
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	Interview dates: September 17, 2010 – October 7, 2010 Interviews: 1,254 adults; 571 Democrats; 457 Republicans Sampling margin of error for a 50% statistic with 95% confidence is: ±4.4 for all adults; ±6.5 for Democr DocID: 1tofS - View Document
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	Florida Interviews with 1,011 adult Floridians conducted by telephone by ORC International on October 27 – November 1, 2016. The margin of sampling error for results based on the total sample is plus or minus 3 percent DocID: 1tlbq - View Document