దత్తాంశము యొక్క సగటు 24 మరియు ప్రామాణిక విచలనం 6. ప్రాథమిక విచలన గుణకం విలువ ఎంత?

A. 50%

B. 25%

C. 100%

D. 75%

This question was previously asked in
NTPC Tier I (Held On: 12 Apr 2016 Shift 2)
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  1. D
  2. B
  3. A
  4. C

Answer (Detailed Solution Below)

Option 2 : B
Free
RRB NTPC CBT-I Official Paper (Held On: 4 Jan 2021 Shift 1)
100 Qs. 100 Marks 90 Mins

Detailed Solution

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ఇచ్చినవి:

దత్తాంశము యొక్క సగటు = 24

ప్రామాణిక విచలనం = 6

ఉపయోగించిన భావన:

ప్రాథమిక విచలన గుణకం = ప్రామాణిక విచలనం/సగటు x 100

గణన:

ప్రాథమిక విచలనగుణకం = 6/24 x 100 = 100/4

ప్రాథమిక విచలన గుణకం = 25%

∴ ప్రాథమిక విచలన​ గుణకం 25%.

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