Mathematics · Statistics
If for 10 observations Σ(x - 20) = 100, then the arithmetic mean of the observations is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1120
- 210
- 330✓
- 420
Correct answer
30
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Mathematics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Statistics MCQs →Want more practice questions on Statistics?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Mathematics · Statistics