Because its a circle
People use pedigree charts to help track genetic diseases and traits passed down in their family tree.
Because its a circle
There are charts that most people don't use, but would not be regarded as obscure for those that use them. Some are more specialised. XY (Scatter) charts are not very specialised but could be regarded as obscure. Area charts are unusual. Doughnut charts are variations of pie charts, but not commonly used. Radar charts, Surface charts and Bubble charts are very much associated with statistic. Stock charts, sometimes known as high-low-open-close charts, are used by people working on stocks and shares. Cylinder, Cone, or Pyramid charts are just variations on bar and column charts using different shapes.
They aren't essential: some people use them, others don't.
What are flip charts and their uses?
People use cursive worksheets for work as they are easier to use , and understand then the newer forms or charts . Some people also find that cursive worksheets are easier to use .
bar charts and pie charts
Scientists use data charts to organize their data and also their results
Charts are very important for analyzing data and statistics. Many businesses use charts to see their profit and what they need to do to improve their cooperation. Newspaper and television broadcasters also use charts to determine their rating so they are able to make educated decisions in the future.
You use the percentages and record them.
no
Your answer is to use a graph.