# 30 - Chapter 1:Statistics: The Art and Science of Learning...

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Chapter 1:Statistics: The Art and Science of Learning from Data 1.1: How Can You Investigate Using Data? 1.2: We Learn about Populations Using Samples 1.3: What Role Do Computers Play in Statistics?

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Section 1.1 Learning Objectives How Can You Investigate Using Data? 1. Data and examples of collecting data. 2. Define Statistics 3. Identify three aspects of a study
Learning Objective 1: Data Data is information we gather with experiments and with surveys. Example: Experiment on low carbohydrate diet Data could be measurements on subjects before and after the experiment Example: Survey on effectiveness of a TV ad Data could be percentage of people who went to Starbucks since the ad aired

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Learning Objective 2: Define Statistics Statistics is the art and science of: Designing studies Analyzing resultant data Translating data into knowledge and understanding
Learning Objective 3: Statistical Methods Design: Planning how to obtain data Description: Summarizing the data Inference: Making decisions and predictions

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Learning Objective 3: Descriptive Statistics Methods for summarizing data Summaries usually consist of graphs and numerical summaries of the data
Learning Objective 3: Examples of Design Statistics Design questions: How to conduct the experiment, or How to select people for the survey to insure trustworthy results Examples: Planning the methods for data collection to study the

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## This note was uploaded on 08/01/2011 for the course STAT 101 taught by Professor Thomas during the Spring '11 term at Penn State.

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30 - Chapter 1:Statistics: The Art and Science of Learning...

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