Math 121 Lectures

Fall 2008


Date Section Lecture Topic Quizzes
Wed, Aug 27 Sec 1.1 - 1.2 1 Introduction
Chapter 1: How to Make a Decision with Statistics
Fri, Aug 29 Sec 1.3 2 The Language of Statistical Decision Making - Part 1
Mon, Sep 1 Sec 1.3 3 The Language of Statistical Decision Making - Part 2
Tue, Sep 2 Sec 1.4.1 - 1.4.2 4 What's in the Bag? - Part 1
Wed, Sep 3 Sec 1.4.3 5 What's in the Bag? - Part 2
Chapter 2: Producing Data
Fri, Sep 5 Sec 2.1 - 2.4 6 The Language of Sampling
Mon, Sep 8 Sec 2.5 7 Simple Random Sampling
Tue, Sep 9 Sec 2.6 8 Stratified and Cluster Sampling Quiz 2 (Answers)
Chapter 3: Observational Studies and Experiments
Wed, Sep 10 Sec 2.7 - 2.8
Sec 3.1 - 3.3
9 Systematic Sampling
Fri, Sep 12 Sec 3.4 10 Understanding Experiments
Chapter 4: Summarizing Data Graphically
Mon, Sep 15 Sec 4.1 - 4.2 11 What Are We Summarizing?
Tue, Sep 16 Sec 4.3.1 - 4.3.2 12 Displaying Distributions - Qualitative Variables Quiz 3 (Answers)
Wed, Sep 17 Sec 4.4.1 - 4.4.2 13 Displaying Distributions - Quantitative Variables
Fri, Sep 19 Sec 4.4.4 14 Histograms
Chapter 5: Summarizing Data Numerically
Mon, Sep 22 Sec 5.1 - 5.2 15 Measuring Center
Tue, Sep 23 Sec 5.3.3 16 The Five-Number Summary Quiz 4 (Answers)
Wed, Sep 24 Sec 5.3.3 17 Boxplots
Fri, Sep 26 Test 1 Fall 2008 (Answers)
Test 1 Spring 2008 (Answers)
Test 1 Fall 2007 (Answers)
Test 1 Spring 2007 (Answers)
Test 1 Fall 2006 (Answers)
Mon, Sep 29 Sec 5.3.4 18 Standard Deviation
Chapter 6: Using Models to Make Decisions
Tue, Sep 30 Sec 6.1 - 6.3.1 19 Modeling Continuous Variables Quiz 5 (Answers)
Wed, Oct 1 Sec 6.3.1 20 The Normal Distribution
Fri, Oct 3 Sec 6.3.1 21 Normal Percentiles
Chapter 7: How to Measure Uncertainty with Probability
Mon, Oct 6 Sec 7.5.4 22 Continuous Random Variables
Tue, Oct 7 Sec 7.5.4 23 Continuous Random Variables Quiz 6 (Answers)
Chapter 8: Sampling Distributions: Measuring the Accuracy of Sample Results
Wed, Oct 8 Sec 8.1 - 8.2 24 The Central Limit Theorem for Proportions
Fri, Oct 10 Sec 8.1 - 8.2 25 The Central Limit Theorem for Proportions
Mon, Oct 13 Sec 8.1 - 8.2 26 The Central Limit Theorem for Proportions
Tue, Oct 14 Sec 8.4 27 Sampling Distribution for Means Quiz 7 (Answers)
Wed, Oct 15 Sec 8.4 28 Sampling Distribution for Means
Chapter 9: Making Decisions about a Population Proportion with Confidence
Fri, Oct 17 Sec 9.1 - 9.2 29 Hypothesis Testing for Proportions
Wed, Oct 22 Sec 9.3 30 Hypothesis Testing for Proportion
Fri, Oct 24 Test 2 (Answers)
Mon, Oct 27 Sec 9.4 31 Confidence Intervals for Proportions
Tue, Oct 28 Sec 9.4 32 Confidence Intervals for Proportions Quiz 8 (Answers)
Chapter 10: Making Decisions about a Population Mean with Confidence
Wed, Oct 29 Sec 10.1 - 10.2 33 Hypothesis Testing for Means
Fri, Oct 31 Sec 10.2 34 Student's t distribution
Mon, Nov 3 Sec 10.2 35 Student's t distribution
Tue, Nov 4 Sec 10.4 36 Confidence Intervals for Means Quiz 9 (Answers)
Chapter 11: Comparing Two Treatments
Wed, Nov 5 Secs 11.1 - 11.2, 11.4 37 Independent Samples: Comparing Means
Fri, Nov 7 Sec 11.5 38 Independent Samples: Comparing Means
Mon, Nov 10 Sec 11.5 39 Independent Samples: Comparing Proportions
Tue, Nov 11 Sec 11.5 40 Independent Samples: Comparing Proportions Quiz 10 (Answers)
Chapter 14: Analysis of Count Data
Wed, Nov 12 Sec 14.1 - 14.3 41 Test of Goodness of Fit
Fri, Nov 14 Sec 14.3 42 Test of Goodness of Fit
Mon, Nov 17 Sec 14.4 - 14.5 43 Tests of Homogeneity and Independence
Tue, Nov 18 Sec 14.4 - 14.5 44 Tests of Homogeneity and Independence Quiz 11 (Answers)
Chapter 13: Is There a Relationship Between Two or More Quantitative Variables?
Wed, Nov 19 Sec 13.1 - 13.3.1 45 Modeling a Linear Relationship
Fri, Nov 21 Test 3 (Answers)
Mon, Nov 24 Sec 13.3.2 46 Calculating the Regression Line
Tue, Nov 25 Sec 13.4 - 13.5 47 Residual Analysis Quiz 12 (Answers)
Mon, Dec 1 Sec 13.7 48 Correlation
Tue, Dec 2 Sec 13.9 49 The Coefficient of Determination
Wed, Dec 3 Sec 13.10 50 The Significance of the Model
Fri, Dec 5
51 Doing Statistics with Excel
Mon, Dec 8
52 Hypothesis Testing with Excel
Tue, Dec 9
53 Review


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Date of last modification: Jan 22, 2008

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