Experiments Section 4.2A. Observational Study Observes individuals and measures variables of interest but does not attempt to influence the responses.
+ The Practice of Statistics – For AP* STARNES, YATES, MOORE Chapter 5: Designing Studies Section 5.2 Experiments.
O BSERVATIONAL S TUDY VS. E XPERIMENT. O BSERVATIONAL S TUDY The researcher observes individuals and measures variables of interest without influencing.
Chapter 2 The Data Analysis Process & Collecting Data Sensibly.
Remote Sensing of the Oceans and Atmosphere Tom Collow December 10, 2009.
Business Statistics for Managerial Decision Producing Data.
GATHERING AND PRODUCING DATA. How Data are Obtained Census –Everyone is included Observational Study –Observes individuals and measures variables but.
+ Section 4.2 Experiments After this section, you should be able to… DISTINGUISH observational studies from experiments DESCRIBE the language of experiments.
Researching Society and Culture Week 4 - Quantitative Methods I Stella Chatzitheochari [email protected] [email protected].
Week51 Producing Data - Introduction Statistic is a tool that helps data produce knowledge rather that confusion. As such, it must be concerned with producing.
Essential Statistics Chapter 81 Producing Data: Experiments.
Statistics The science of collecting, analyzing, and interpreting data. The Statistical Problem Solving Process: 1.Ask a question of interest 2.Produce.