M1 - lesson 2

• Descriptive statistics


  Methods for organizing, displaying, and describing data by using tables, graphs, and summary measures
• Population


  The collection of all elements of interest
• Sample


  The selection of a portion of the elements from a population
• Inferential statistics


  Methods that use sample results to help make decisions or predictions about a population
• Inferential statistics


  • Also called inductive reasoning or inductive statistics
• Descriptive statistics and inferential statistics are the two broad areas of applied statistics
• A data set is the whole set of numbers that represents the scores of students