# Feb 25 - Hypothesis o To use deductive reasoning first...

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Feb 25, 2008 Hypothesis o To use deductive reasoning, first state a hypothesis that is derived from propositions presented in a theory o A statement about what you expect your data to show, based on the theory you are testing o We use variable to test hypothesis o A hypothesis: o Implies that a change in one variable is related to a change in the other variable o Not only proposes that two variables are related, but also proposes the direction of the relationship Ways to understand a hypothesis o Cause (IV-independent variable) and effect (DV-dependent variable) o Ethnicity (IV/cause) influences one’s attitude toward the death penalty (DV/effect) o If-then: o If age (IV) increases, then attitude toward the death penalty (DV) changes o Grammar: subject (IV), verb, object (DV) o Ethnicity (IV/subject) influences (verb) ones attitude toward the death penalty (DV/object) Independent and dependent variables o Independent variables (IV) o A variable that is hypothesized to cause, or lead to, variation in another variable o

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