Environment & Ecology · Environmental Science
The mean annual rainfall of a region is 100 cm with a standard deviation of 20 cm. Assuming a normal distribution, what percentage of observations lies within one standard deviation from the mean?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 195%
- 275%
- 368%✓
- 450%
Correct answer
68%
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 Environment & Ecology?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Environmental Science MCQs →Want more practice questions on Environmental Science?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Environment & Ecology · Environmental Science