Learn about mean, median, and mode with Khan Academy's comprehensive review of these fundamental concepts in statistics.

Calculate the mean, median, or mode of a data set!

Mean, median, and mode are different measures of center in a numerical data set. They each try to summarize a dataset with a single number to represent a "typical" data point from the dataset.

Learn how to calculate the mean by walking through some basic examples & trying practice problems.

Practice calculating the mean (average) of a data set. The mean gives us a sense of the middle, or center, of the data.

Here we give you a set of numbers and then ask you to find the mean, median, and mode. It's your first opportunity to practice with us!

Practice finding the median of a data set. Like the mean, the median gives us a sense of the middle, or center, of the data.

This Khan Academy article reviews mean, median, and mode concepts with examples to help understand their application in statistics and probability.

평균, 중앙값, 최빈값은 숫자 데이터 집합의 중심을 나타내는 수치입니다. 이 수치들은 데이터를 요약해서 '대표'하는 하나의 수로 나타냅니다.

The mean (average) of a data set is found by adding all numbers in the data set and then dividing by the number of values in the set. The median is the middle value when a data set is ordered from least to …