mean

Table of Contents

Introduction References & Edit History Related Topics

Discover

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

Marriage. A couple getting married during a church wedding ceremony. (religion, ceremony, bride, groom)

The Seven Sacraments of the Roman Catholic church

Small, white rat (genus Rattus) on a glass table. (rodent, laboratory, experiment)

Cruel and Unusual Punishments: 15 Types of Torture

Illustration for Demystified "How Dangerous is Quicksand"

How Deadly Is Quicksand?

Two chicks near an egg with a white background (poultry, chick, chickens, birds).

What Do Eggs Have to Do with Easter?

Fish. Lionfish. Lion-fish. Turkey fish. Fire-fish. Red lionfish. Pterois volitans. Venomous fin spines. Coral reefs. Underwater. Ocean. Red lionfish swims by seaweed.

10 of the World’s Most Dangerous Fish

mean: Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Topics

harmonic mean arithmetic mean quadratic mean geometric mean weighted arithmetic mean centroid average mean, median, and mode