E-commerce, or electronic commerce, encompasses the buying and selling of goods and services, along with the transfer of funds or data, over an electronic network, primarily the internet. This type of commerce has revolutionized the way businesses operate, offering both opportunities and challenges. E-commerce can be categorized into several types:...

Mode is the score that occurs most frequently in a set of scores. For example, the mode of 3, 4, 5, 6, 3, 7, 4 8, 3, 9 and 10 is 3 because it is the figure that occurs most frequently in the set. A set of values can have two modes or bi-modals, e.g. 3, 9, 12, 6, 11, 24, 13, 11, 6.