Mathematical Statistics. Lecture 1. Sampling and statistics

Lecture 1 introduces the typical statistical problem of estimation, the concepts of a random sampling, a statistic and an estimator Timeline: 00:00 Introduction and course organization 10:24 What is this course about? 20:52 Typical statistical problem 27:51 Population and parameters 33:24 Random sample 48:54 Statistics and estimators 1:04:51 Sample mean and its moments 1:14:51 Sample variance 1:15:54 Example The course “Mathematical Statistics“ for the 2nd year bachelors in Economics Taught at BRICS institute, Irkutsk National Research Technical University, Spring semester 2022