If the variance of monthly wages paid to workers by two firms \( \mathrm{A} \) and \( \mathrm{B}...

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If the variance of monthly wages paid to workers by two firms \( \mathrm{A} \) and \( \mathrm{B} \) are 100 and 81 respectively and if the firms have same average monthly wages, then which firm shows greater variability in individual wages?
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