GRE Quant Ep 19: Probability скачать в хорошем качестве

GRE Quant Ep 19: Probability

In a GRE probability question, do you know the difference between 'with replacement' and 'without replacement'? Do you know what the terms 'mutually exclusive' and 'independence' mean when it comes to probability? Are you confident using variables and algebra in a probability question? If you answered 'no' to any of those questions then Dana -- a GMAT Ninja tutor -- will help you in this video. She'll show you how to tackle GRE probability problems efficiently and effectively. This is video #19 in our complete GRE quant video series. For updates on upcoming videos, please subscribe! Want more GRE test-prep tips and advice? Subscribe to our YouTube channel:    / @greninjatutoring   For more information about GRE tutoring: https://www.gmatninja.com/ For updates on this series and our other projects:   / gmatninja   For more on Dana Stepleton and what it's like to be tutored by a former Army captain: https://www.gmatninja.com/dana-stepleton Chapters: 00:00 Introduction 02:38 Question 1 - Set theory 11:20 Question 2 - With or without replacement? 15:38 Question 3 - At least one 22:31 Question 4 - Formulas and mutual exclusivity 27:18 Question 5 - Formulas and independence 34:33 Question 6 - Probability with variables 40:32 Question 8 - Gratuitously hard final question