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Fundamentals of Statistics (Two Types of Statistical Studies (Collect raw…
Fundamentals of Statistics
Two Meanings
Science
Data
Two Types of Statistical Studies
Collect raw data and summarize
Infer population parameters
Choose a representative sample
State the goals
Draw conclusions
Observational
Experiment
Five Steps
Representative Sampling
Systemic
Convenient
Random
Stratified
Groups
Treatment
Double Blind
Control
Single Blind
Vocabulary
Margin of Error
Bias
Placebo