engineering recuitment GATE CSE 2023-24 Test Series Engineering Mathematics Probability and Statistics Random Variables Basics
A fair die with faces {1, 2, 3, 4, 5, 6} is thrown repeatedly till ‘3’ is observed for the first time. Let X denote the number of times the die is thrown. The expected value of X is ____.
Enter numerical value using the virtual keypad. Round off where necessary.