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పాయిజన్ పంపిణీ యొక్క సగటు (మీన్)  9 అయితే దాని వ్యత్యాసం(వేరియాన్స్ ) ________కి సమానం.

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SSC CGL Tier-II ( JSO ) 2017 Official Paper ( Held On : 22 Feb 2018 )
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  1. 3
  2. 9
  3. 6
  4. 81

Answer (Detailed Solution Below)

Option 2 : 9
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ఇచ్చిన

పాయిజన్ పంపిణీ సగటు(మీన్) = 9

లెక్కింపు

విషం పంపిణీలో సగటు వ్యత్యాసానికి సమానం

∴ వ్యత్యాసం (వేరియాన్స్ ) 9

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