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7 Math Ch. 8
Applying Percent
| Term | Definition |
|---|---|
| discount | the amount by which the regular price of an item is reduced |
| percent equation | an equation that describes the relationship between the part, base, and percent |
| percent of change | a ratio that compares the change in a quantity to the original amount |
| percent of decrease | a percent of change when the original quantity decreased |
| percent of increase | a percent of change when the original quantity increased |
| population | the entire group of items or individuals from which the samples under consideration are taken |
| principal | the amount of money invested or deposited |
| random sample | a sample in which the members are selected purely on the basis of chance |
| sales tax | an additional amount of money charged on items that people buy |
| simple interest | the amount paid or earned for the use of money |
| survey | a question or set of questions designed to collect data about a specific group of people |