sample size

Wed, 22 Feb 2012 17:00:06 GMT

Polls: Romney Leads in Arizona, Tied in Michigan
National Journal
(AP Photo/Gerald Herbert) By Steven Shepard CORRECTION: An earlier version of this story misstated the sample size and margin of error of the Michigan poll. The poll surveyed 3149 registered voters with a margin of error of plus-or-minus 1.8 percentage ...

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Wed, 22 Feb 2012 16:22:01 GMT

Efficient Tests of Balances Series--No. 13: Sending Just Enough Accounts ...
Accountingweb.com (blog)
Decide on a selection method (random-number, systematic or haphazard), calculate the desired sample size based on risk 3. Select accounts for confirmation preparation and decide on positive or negative requests. 5. When the client prepares ...