George Washington was the first president of the United States of America. His first term as president was from 1789 to 1793 and his second term from 1793 to 1797. Before he became president, he played important roles in the military, leading the American Continental Army to victory over the British in 1783.
A composite number is a number that can be divisible by numbers other than 1 and itself. For example, 22 is composite because it can be divisible by 1,2,11, AND 22. + 41 others found this useful.
(Redirected from Weighted mean) In colloquial language, an average is the sum of a list of numbers divided by the number of numbers in the list. In mathematics and statistics, this would be called the arithmetic mean. In statistics, mean, median, and mode are all known as measures of central tendency.