Defining Proportion, Percentage, and Ratio

What are the differences among a proportion, a percentage, and a ratio? When would a researcher use a hypothesis test for the difference in two population proportions? Explain.

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...nding percent of a number, including emotionally. Word problems are numerous. The next section has worksheets about a variety of percent applications, such as circle graphs, discounts, and simple interest.

The last section in this collection contains worksheets about slope and how it relates to a proportional relationship between two variables. These are logically geared towards pre-algebra or ...