Stat 226D ---Introduction to Business Statistics I -- Spring 2008
Stat226 D Notes Reading Homework Quizzes Handouts Central Stat226
Selected Lecture Notes
Material for Exam 1
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Jan 15 |
Section 0: Introduction |
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Chapter 1 |
Examining distributions |
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Jan 17 and 22 |
Section 1.1: Displaying distributions with graphs |
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Jan 24 and 28 |
Section 1.2: Describing distributions with numbers |
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Jan 31 and Feb 5 |
Section 1.3: The Normal Distribution |
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Feb 7 |
Section 2.1: Examining relationships: Scatterplots |
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Feb 12 |
Section 2.2: Measuring the strength of linear relationships: Correlation |
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Feb 14 |
Section 2.3: Least Squares Regression |
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Feb 19 |
Section 2.4: Cautions about Correlation and Regression |
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Material for Exam 2
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Feb 26 |
Section 3.3: Towards Statistical Inference |
Examples and discussion for 3.3
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Feb 28 |
Sampling Distributions |
Handout for the in-class activity
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Mar 4 |
Section 4.4: Sampling Distributions and the Central Limit Theorem (CLT) |
Examples and discussion for 4.4
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Mar 6 |
Section 4.4: The Central Limit Theorem and the Law of Large Numbers (CLT) |
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Mar 11 |
Section 6.1: Confidence Intervals |
Examples and discussion for 6.1
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Mar 27 |
Section 6.2: Tests of Significance |
Examples and discussion for 6.2
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Apr 8 |
Section 6.2: Statistical vs. practical importance |
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Rest of the Material
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April 8 |
Section 7.1: Inference for population means with unknown standard deviation |
Examples and discussion for 7.1
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April 15 |
Section 7.1: Inference for population means with unknown standard deviation |
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April 17 |
Section 8.1: Inference for population proportions |
Examples and discussion for 8.1
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April 24 |
Section 10.1: Inference for simple linear regression |
Examples and discussion for 10.1
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