The ancient chemists used the concept of groups and periods to arrange the elements in rows and columns. The periods are horizontal rows, counting from left to right, while groups, also called...Read More
The standard deviation is the approximate variation between the absolute middle of the data set (the median) and the highest and lowest numbers. This often sets a bell curve, which is what a lot...Read More
Most times, when things that have to do with a lot of people are to be done, there are a lot of ways through which agreement is formed. Consensus and Majority rule are two important ways through...Read More
