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ocr_text: range, and the horizontal dashed line represents the zero threshold. Figure 3-3.\nThe range of the CPI shows the size of the variations in inflation measur us ern on since 1861, vith o di 1 dashed Line that ©\nfrom one country to another. Generally, developed countries such as Franc Tote\n«nd the United States have stable variations (in tines of stability), w | The key takesmays from this section ae as follovs:\n+ the standard deviation, and the range.\n| Combo] The standard deviation is the square root of the variance. This is done\nue so that it becomes comparable to the mean.\n»e fH] The range is the difference between the highest and the lowest values i\n1 AY i! n a dataset. It is a quick snapshot of the overall stretch of the obser
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