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People are wary of statistics. And if people think you can show anything you want with statistics, then this cynicism certainly applies to statistics graphs, too. For example, a few years ago the following graphic made its way around the Internet as an example of graphic abuse. Readers balked at what they saw as a misleading graph. It visually depicts a large gap between the

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How concerned should you be with missing responses in your survey? One of the primary concerns with sampling in general is the issue of representativeness. That is, we don't want to sample only happy customers or those who come from large companies instead of small companies if we're trying to make the right decisions about our entire set of customers. Some amount of bias is

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