Scope, importance and limitation of statistics - class-XII

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Multiple Choice

Range of probability distribution with 68.26% lies within __________________.

  1. $(+ 3 \sigma$ and $-3\sigma )$
  2. $(+ 4 \sigma$ and $-4\sigma )$
  3. $(+ 1 \sigma$ and $-1\sigma )$
  4. $(+ 2 \sigma$ and $-2\sigma )$
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