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Introduction

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

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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 and examples of collecting 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 Identify three aspects of a study Design: Planning how to obtain data Description: Summarizing the data Inference: Making decisions and predictions

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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 effects of Vitamin E on athletic strength For a marketing study, how do you select people for your survey to provide proper coverage
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Introduction - Chapter 1:Statistics The Art and Science of...

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