3, 4, 5, 7, 10, 10, 10 యొక్క సగటు విచలనాన్ని కనుగొనండి

  1. 18/7
  2. 17/7
  3. 14/7
  4. 11/7

Answer (Detailed Solution Below)

Option 1 : 18/7
Free
RRB NTPC CBT-I Official Paper (Held On: 4 Jan 2021 Shift 1)
100 Qs. 100 Marks 90 Mins

Detailed Solution

Download Solution PDF

ఇచ్చిన దత్తాంశం:
3, 4, 5, 7, 10, 10, 10

ఉపయోగించిన కాన్సెప్ట్:

అంకగణిత సగటు = సగటు

విచలనం అనేది శ్రేణిలో ఇచ్చిన సంఖ్యతో వ్యత్యాసం.

సాధన

అంకగణిత సగటు = 

అంకగణిత సగటు  =  49/7

అంకగణిత సగటు  = 7

శ్రేణిలో ఇచ్చిన అన్ని సంఖ్యలతో సగటు విచలనాన్ని పరిశీలిద్దాం

సగటు విచలనం

 |7 - 3|, |7 - 4|, |7 - 5|, |7 - 7|, |7 - 10|, |7 - 10|, |7 - 10|

⇒ 4, 3, 2, 0, 3, 3, 3

సగటు విచలనం = 

సగటు విచలనం = 18/7

 

Latest RRB NTPC Updates

Last updated on Jun 25, 2025

-> RRB NTPC Exam Analysis 2025 is LIVE now. All the candidates appearing for the RRB NTPC Exam 2025 can check the complete exam analysis to strategize their preparation accordingly. 

-> The RRB NTPC Admit Card 2025 has been released on its official website.

-> Candidates who will appear for the RRB NTPC Exam can check their RRB NTPC Time Table 2025 from here.

-> The RRB NTPC CBT 1 Exam is scheduled from 5th June to 24th June 2025 as per the revised tentative exam schedule. 

-> The RRB NTPC 2025 Notification has been released for a total of 11558 vacancies.

-> A total of 3445 Vacancies have been announced for Undergraduate posts like Commercial Cum Ticket Clerk, Accounts Clerk Cum Typist, Junior Clerk cum Typist & Trains Clerk.

-> A total of 8114 vacancies are announced for Graduate-level posts in the Non-Technical Popular Categories (NTPC) such as Junior Clerk cum Typist, Accounts Clerk cum Typist, Station Master, etc.

-> Prepare for the exam using RRB NTPC Previous Year Papers.

-> Get detailed subject-wise UGC NET Exam Analysis 2025 and UGC NET Question Paper 2025 for shift 1 (25 June) here

Hot Links: teen patti joy official teen patti master apk teen patti 100 bonus teen patti wala game teen patti gold new version 2024