# Statistics

Updated: 5/20/2020
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#### Storyboard Text

• What is Statistics?
• Sruthi ! What is Statistics?
• Statistics - the Collection, Analysing and Interpretation of Data
• No idea Sir...
• What is population?
• Good. The proper definition is in board. you can read now
• Vicky ! What is Population?
• Population - Refers to the total amount of "Things"
• Is it Group of people?
• What is Sample?
• Sample- Refers to a small part of the population that is used for study
• No sir
• What is Variable?
• Variable - What we are studying?- Categorized-Countable - Measurable
• Ok sir
• Types of Variable
• Variable we can measure by Quantitative and Categorical
• There are two types of measures of variable in statistics
• Examples for Quantitative and Categorical Variable
• Quantitative - 90%-97.5%-74%-68%-71.3%
• Quantitative - Each individual test scoreCategorical - Based on the categorized of letter grade
• Categorized-A + - A-B+
• Lets see what is variable?
• What are they sir?