# Stats Definitions 1

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1. Design
planning how to obtain data to answer questions of interest
2. Description
Summarizing the data that are obtained
3. Inference
Making decisions and predictions based on the data
4. Descriptive Statistics
Uses numbers and graphs to look for patterns, to summarize, and to present the information in sample data
5. Inferential Statistics
uses sample data to make estimations, decisions, predictions, or other generalizations about a population and measure their reliability
6. Population
set of all measurements of interest to the investigator
7. Sample
subset of the population
8. Variable
characteristic that changes or varies over time and/or for diferent individuals or objects under consideration
9. Parameter
numerical value summarizing the population data
10. Statistic
a numerical value summarizing the sample data
11. Experimental Units
objects on which measurements are taken
12. Univariate Data
a single variable is measured on a single experimental unit
13. Bivariate Data
2 variables are measured on a single experimental unit
14. Multivariate Data
more than 2 variables are measured on a single experimental unit

### Card Set Information

 Author: Hatsumi743 ID: 126817 Filename: Stats Definitions 1 Updated: 2012-01-09 22:41:38 Tags: Stats Statistics 100A Folders: Description: Stats 100A Lecture 1 Vocab Show Answers:

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