If a child's weight is at the 50th percentile line, that means that out of 100 normal children her age, 50 will be bigger than she is and 50 smaller. Similarly, if she is in the 75th percentile ...

A chart is a graphical representation of data represented by symbols such as bar charts, pie charts, line charts, histograms, column charts, area charts, stock charts, funnel charts, etc.

Bar charts can give more detail into a stock's price range than line charts. Each trading day is represented as a bar on the chart with the open, high, low and closing prices.

A line graph is used to spot trends in data over time. In order to produce a line graph, data is required. The data often comes in the form of a table. A student recorded how much time they spent ...