What is margin of error?
• It is not reasonable to expect DialIdol to be 100% accurate when two Idols are separated by only a few percentage points. The primary reason DialIdol declares a margin of error is to “levelset” that the results are actually too close for DialIdol to have any real confidence that the “measure of the busy signal” is even right. If the measure of the busy signal isn’t even right – then there is no way this measure can reflect who gets voted off. • All polls/surveys have margins of error and DialIdol is no different. A margin of error loosely reflects the confidence of the accuracy of the data. At DialIdol it means that if the percentage points separating two or more Idols is within the margin of error then the ranking order might not be accurate for the contestants in that margin. • Just because DialIdol declares a margin of error does not mean that DialIdol guarantees’ the accuracy of the results. In fact DialIdol will never guarantee the accuracy of the results and if you’d like to kn
The margin of error tells us that we have 95% confidence that a candidate’s estimated percentage of supporters falls within plus or minus 1 margin of error. For example: Candidate A has an estimated percentage of support of 49%. If the margin of error is 3%, then we have 95% confidence that his percentage of support in the population is between 46% and 52%.
Related Questions
- How is the margin of error (also known as the confidence interval or standard error of proportion) calculated? Does the district need to calculate it?
- When calculating safe harbor, is a margin of error used to adjust the percentage of students meeting standard?
- How is the margin of error used in determining if AYP is met?
