2. Numbers

2. Numbers - Is it the same, or different? Is 26 large? Is...

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What’s in a number? (part 2) • A single number, in isolation, almost always has exactly zero significance. • Usually the implied question is: “Is it large, or small?” (with respect to what?) • Significance requires comparison with another number. • “Is it the same, or different?”
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Unformatted text preview: Is it the same, or different? Is 26 large? Is 4 x 10 6 large? Is 10.062 = 10.070? Impossible to answer without some measure of the expected natural variation. Be skeptical of claimed accuracy -- watch out for factors of 10....
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2. Numbers - Is it the same, or different? Is 26 large? Is...

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