సగటు 25 మరియు ప్రామాణిక విచలనం 5 అయితే, వైవిధ్యం యొక్క గుణకం:

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NTPC CBT-I (Held On: 7 Jan 2021 Shift 2)
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  1. 48%
  2. 60%
  3. 20%
  4. 27%

Answer (Detailed Solution Below)

Option 3 : 20%
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RRB NTPC CBT-I Official Paper (Held On: 4 Jan 2021 Shift 1)
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100 Questions 100 Marks 90 Mins

Detailed Solution

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ఇచ్చిన దత్తాంశం:

సగటు = 25

ప్రామాణిక విచలనం = 5

ఉపయోగించిన సూత్రం:

వైవిధ్యం యొక్క గుణకం = ప్రామాణిక విచలనం/సగటు × 100

సాధన:

ప్రశ్న ప్రకారం

⇒ (5/25 × 100)

⇒ 20%

వైవిధ్యం యొక్క గుణకం 20%

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