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What is Inferential Statistics? - PSY 225: Research Methods

Inferential statistics : Definition, UsesBy Andale | December 15, 2014 what is Inferential Statistics? Descriptive statistics describes data (for example, a chart or graph) andinferential statistics allows you to make predictions ( inferences ) fromthat data. With Inferential statistics , you take data from samples and makegeneralizations about a population. For example, you might stand in a malland ask a sample of 100 people if they like shopping at Sears. You could makea bar chart of yes or no answers (that would be descriptive statistics ) or youcould use your Research (and Inferential statistics ) to reason that around 75-80% of the population (all shoppers in all malls) like shopping at are two main areas of Inferential statistics :1.

research questions. For example, you might be interested in knowing if a new cancer drug is effective. Or if breakfast helps children perform better in schools. ... (advanced) testing. A hypothesis test can show where your data is placed on a distribution like this one.

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online225.psych.wisc.edu

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