Do you get confused when you see a standard deviation question on the GRE? Are you unsure of whether you need to know the formula, or what concept behind standard deviation really is? If so, this video is for you.
In this video, Erfan, head tutor at GRE Compass and a perfect Quant scorer, will help you understand the fundamental concept behind standard deviation and how it's tested on the GRE, so that you could tackle these questions with 100% confidence. We'll cover the difference between standard deviation and other statistical measurements and the intuitions behind standard deviation, then we'll look at some sample questions.
0:00 What Is Standard Deviation?
1:39 How To Estimate Standard Deviation
4:34 Example Standard Deviation Questions On The GRE
8:37 Standard Deviation Summary
📚Get private GRE tutoring: https://www.grecompass.com/
🧠About GRE Compass: Erfun Geula is one of the world's premier GRE tutors. A professional GRE tutor with over 15 years and 15,000 hours of tutoring experience, he achieved a perfect score on the GRE and is sole author of McGraw Hill's 2022 Guide the GRE (600+ pages, now in its 8th edition). His GRE tutoring is structured, versatile, and, most importantly, custom-tailored to the needs of his students. Please watch the videos on this page to get a sense of his teaching style, and if it resonates with you, feel free to reach out!
