AP Statistics Chapter 13 Experiments & Observational Studies *Please download power point from wiki* Reminder: Unit III Team Assessment (Chapters 11 through.

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AP Statistics Chapter 13 Experiments & Observational Studies *Please download power point from wiki* Reminder: Unit III Team Assessment (Chapters 11 through 13) Friday 12/19/14 & Monday 12/22/14

Retrospective Prospective trends relationships causal

Experiment can random factor measure levels treatments

conditions randomization Replicate Block

Generic Diagram (sample):

Just checking Pg. 300

randomly

treatment No treatment group

blind influence interpret one both

Placebo effect

similar Matching

confounding response

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