Question
Download Solution PDFఇచ్చిన సంఖ్యల యొక్క బేధాన్ని కనుగొనండి: 36, 28, 45 మరియు 51.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFసరాసరి అంటే ఇచ్చిన సంఖ్యల యొక్క సగటు,
⇒ సరాసరి = (36 + 28 + 45 + 51)/4 = 160/4 = 40
ప్రతి పదం మరియు సరాసరి మధ్య వ్యత్యాసం యొక్క చతురస్రాల సగటును తీసుకొని బేధం లెక్కించబడుతుంది,
⇒ బేధం = [(36 - 40)2 + (28 - 40)2 + (45 - 40)2 + (51 - 40)2]/4
= [16 + 144 + 25 + 121]/4 = 306/4 = 76.5
∴ ఇచ్చిన సంఖ్యల యొక్క బేధం = 76.5
Last updated on Jul 18, 2025
-> A total of 1,08,22,423 applications have been received for the RRB Group D Exam 2025.
-> The RRB Group D Exam Date will be announced on the official website. It is expected that the Group D Exam will be conducted in August-September 2025.
-> The RRB Group D Admit Card 2025 will be released 4 days before the exam date.
-> The RRB Group D Recruitment 2025 Notification was released for 32438 vacancies of various level 1 posts like Assistant Pointsman, Track Maintainer (Grade-IV), Assistant, S&T, etc.
-> The minimum educational qualification for RRB Group D Recruitment (Level-1 posts) has been updated to have at least a 10th pass, ITI, or an equivalent qualification, or a NAC granted by the NCVT.
-> Check the latest RRB Group D Syllabus 2025, along with Exam Pattern.
-> The selection of the candidates is based on the CBT, Physical Test, and Document Verification.
-> Prepare for the exam with RRB Group D Previous Year Papers.