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| A statement about the expected relationship between the variables; also known as a scientific hypothesis. |
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| A key preliminary step wherein the foundation for a study is developed from the research problem and results in the research hypothesis. |
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| States that there is no relationship between the independent and dependent variables. The statistical hypothesis is also known as the null hypothesis. |
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| Variables of proposed study that lend themselves to observation, measurement, and analysis. |
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| Set of interrelated concepts, definitions, and propositions that present a systematic view of phenomena for the purpose of explaining and making predictions about those phenomena. |
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| The first step in the development of an evidence-based practice project. |
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| In experimental studies, the presumed effect of the independent or experimental variable on the outcome. |
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| A predicition about the relationship between two or more variables. |
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| The antecedent or the variable that has the presumed effect on the dependent variable. |
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| When a value is obtained in an experiment that indicates that there is no difference between the treatment and the control group. |
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| A well defined set that has certain specified properties. |
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