chap2 - Chap 2 Description of Populations and Samples(STAT...

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1 1 Chap 2: Description of Populations and Samples (STAT 350) Chapter 2 2 Review of Lecture 1 z Introduction to Statistics coverage: chap 1 + additional materials 1.1. Variation in data: (motivation) One group, two groups 1.2. What is statistics? What does it do? (its role in science) 1.3. Key ideas in statistical reasoning. Coin example, idea Study design Æ Stat. analysis z Statistical Language - coverage: chap 2.1 2.1, Variable and notation 2.2, Measurement scale
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