If a statistical data set has a normal distribution, it is customary to standardize all the data to obtain standard scores known as z-values or z-scores. The distribution of z-values takes on a standard normal distribution (or Z-distribution). The standard normal distribution is a special normal distribution with a mean equal to 0 and a [â¦] Toggle navigation
Antigua (/Ã¦nËtiËÉ¡É/ an-TEE-ga), also known as Waladli or Wadadli by the native population, is an island in the West Indies. It is one of the Leeward Islands in the Caribbean region and the main island of the country of Antigua and Barbuda. Antigua and Barbuda became an independent state within the Commonwealth of Nations on 1 November 1981.
This territory consists of several islands, the largest being Antigua (281 square kilometers, or 108 square miles), Barbuda (161 square kilometers, or 62 square miles), and Redonda (1.6 square kilometers, or 0.5 square miles). The smaller islands include Guiana Island, Bird Island, and Long Island. The combined area of this multi-island state is 442 square kilometers (171 square miles) making the territory about 2 and a half times the size of Washington, D.C. Antigua's coastline measures 153 kilometers (95 miles). The country's capital, St. John's, is located on the northwestern coast of Antigua. The main towns include Parham and Liberta on Antigua, and Codrington on Barbuda.