Week1 - Stat231 William Marshall Stat231 William Marshall...

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Stat231 William Marshall Stat231 William Marshall May 4, 2010
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Stat231 William Marshall Week 1 Goals: Answer the question, ‘What is statistics?’ Introduce the statistical process and it’s associated language
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Stat231 William Marshall What is Statistics? Statistics is the discipline that provides the concepts to guide and the tools required for empirical learning. Empirical derived from or guided by experience or experiment depending upon experience or observation alone, without using scientific method or theory, esp. as in medicine provable or verifiable by experience or experiment
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Stat231 William Marshall Example 1 In the Math Faculty, we admit Ontario high school students to first year based on their average on certain high school courses and a supplementary information form. These are combined to give an admission score. We like to think that this score is a good predictor of success in our programs? How can we tell?
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William Marshall Statistical Method (PPDAC) Problem -Specify the question(s) of interest Plan -Specify what data you will collect/use and how you will collect Data -Collect data according to plan, monitor for anomalies Analysis -Address the questions of interest using the data
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Week1 - Stat231 William Marshall Stat231 William Marshall...

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