Melanie Hill Period: 7, Mr. Best August 31st, 2012 AP Stat Summer Work Chapter 1: Case Study Data Analysis: Making Sense of Data Statistics is the science of data Data Analysis: Organizing, displaying, summarizing, and asking questions. Individuals and Variables Individuals: the objects described by a set of data Variable: Any characteristic of an individual Categorical Variable: places an individual into one of several groups or categories Quantitative Variable: Takes numerical values for which it makes sense to find an average. Not every that takes numerical value is quantitative: Zip Code Distribution: tells us what values the variables takes and how often it takes these values How to Explore Data Exam each variable by itself, then study the relationship between each
AP STAT Chapter 1 Outline
Melanie Hill Period: 7, Mr. Best August 31st, 2012 AP Stat Summer Work Chapter 1: Case Study Data Analysis: Making Sense of Data Statistics is the science of data Data Analysis: Organizing, displaying, summarizing, and asking questions. Individuals and Variables Individuals: the objects described by a set of data Variable: Any characteristic of an individual Categorical Variable: places an individual into one of several groups or categories Quantitative Variable: Takes numerical values for which it makes sense to find an average. Not every that takes numerical value is quantitative: Zip Code Distribution: tells us what values the variables takes and how often it takes these values How to Explore Data Exam each variable by itself, then study the relationship between each
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