PSYCHOLOGY OF EMOTIONS

Detailed explanation-1: -Pie charts to show you how a whole is divided into different parts. You might, for example, want to show how a budget had been spent on different items in a particular year. Line graphs show you how numbers have changed over time.

Detailed explanation-2: -Circle graphs/pie charts usually show the component parts of a whole. Often you will see a segment of the drawing separated from the rest of the pie in order to emphasize an important piece of information.

Detailed explanation-3: -Pie charts are used in data handling and are circular charts divided up into segments which each represent a value. Pie charts are divided into sections (or ‘slices’) to represent values of different sizes. For example, in this pie chart, the circle represents a whole class.

Detailed explanation-4: -Pie charts are used to show parts of a whole. A pie chart represents numbers in percentages, and the total sum of all the divided segments equals 100 percent.

Detailed explanation-5: -Reading Pie Charts To calculate the percentage each slice is worth, measure the angle of each slice and divide this by 360 then multiply it by 100 . To find the number of pieces of data each slice represents, multiply the percentage that each slice is worth by the total number of the data sets.