May 2003
Intermediate to advanced
323 pages
6h 8m
English
Content preview from How to Design, Implement, and Interpret an Employee SurveyBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Sampling Error
You may have noticed that published surveys often include a statement similar to:
Sampling error + - 3 or some other number. The sampling error indicates the deviation of results from the total population.
For example, assume you conducted an employee opinion survey with a group of 600 employees randomly selected from a population of 2,000 employees, and 60 percent of the employees surveyed indicated they were satisfied with the current benefit program. However, that 60 percent may not be exactly how all employees in the population might have responded. The sampling error calculation is a statistical calculation that estimates the deviation.
As with the earlier considerations of degree of confidence and maximum allowable error, ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.