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Pie Charts

Central angles of the pie are a percent of 360 degrees.

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Pie Charts

Vocabulary

Circle graph

Circle graph

A circle graph is a visual display of data that illustrates data as percentages.
Decimal

Decimal

In common use, a decimal refers to part of a whole number. The numbers to the left of a decimal point represent whole numbers, and each number to the right of a decimal point represents a fractional part of a power of one-tenth. For instance: The decimal value 1.24 indicates 1 whole unit, 2 tenths, and 4 hundredths (commonly described as 24 hundredths).
Misleading Statistics

Misleading Statistics

Statistics designed to falsely show an increase or decrease in the data.
Percent

Percent

Percent means out of 100. It is a quantity written with a % sign.
pie chart

pie chart

A pie chart shows the relationship of the parts to the whole by visually comparing the sizes of the sections (slices) of a circle.
Prediction

Prediction

A prediction is a statement one makes about the likelihood of a future event.
whole relationship

whole relationship

The whole relationship is represented by the entire circle.

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