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    Defining Proportion, Percentage, and Ratio

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    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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    Anything ratio the percent has to 100 percent that is the ratio we mean.

    The first sections of these collections start out with ratio-related problems. Then come proportions, including lots of word problems. Ongoing on comes a section on part-related problems. These word problems usually include finding a fractional part, or finding the whole when part is given.

    The next part is on percent. ...

    Solution Summary

    The concepts of proportion, percentage, and ratio and explained. The correct application of a hypothesis test is also discussed.