Using Graphs to Describe Data-Welcome to the Course!
Welcome to Statistics for International Business
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Using Graphs to Describe Data-Week One: Using Graphs to Describe Data
Introduction - Using graphs to describe data
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1. Decision Making in an Uncertain Environment
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2. Population and Sample
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3. Parameters and Statistics
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4. Descriptive and Inferential Statistics
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5. Graphs to Describe Numerical Values
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6. Shape of a Distribution
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Summary
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Using Measures to Describe Data-Week Two: Using Measures to Describe Data
Introduction- Using Measures to Describe Data
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1. Descriptive Statistics- Using Measures to Describe Data
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2. Measures of Central Tendency and Location
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3. Mean, Median, and Mode- Which is Best?
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4. Shape of a Distribution
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5. Measures of Variability
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5.1 Measures of Variability: Examples
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6. Weighted Mean
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7. Measures of Relationships Between Variables
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Summary
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Probability and Probability Distributions-Probability and Probability Distributions
Probability and Probability Distributions - An Introduction
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1. Introduction
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2. Random Experiment
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3. Events
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4: Probability
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4.1: The Definition of Probability
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4.2: Probability Rules
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4.3: The Addition Rule of Probabilities
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4.4: Conditional Probability
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4.5: The Multiplication Rule of Probabilities
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5: Random Variables
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5.1: The Probability Distribution Function
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6: Properties of Discrete Random Variables
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6.1: The Variance of a Discrete Random Variable
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7. Continuous Random Variables
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8. The Probability Density Function
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9. The Expectations for Continuous Random Variables
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Probability and Probability Distributions - Summary
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Statistical Estimation-Week Four: Statistical Estimation
Statistical Estimation - An Introduction
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1. Statistical Estimation
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2. Estimator and Estimate
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2.1. Point Estimator and Point Estimate
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2.2. Unbiased
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2.3. Efficiency
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3. Confidence Interval Estimation
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3.1 Confidence Intervals, Part 1
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3.1 Confidence Intervals, Part 2
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4. Testing Hypothesis
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4.1. Formulation of the Null Hypothesis and the Alternative Hypothesis
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4.2. Test Statistic
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4.2.1. The Decision Rule
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4.2.2. Types of Errors
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4.2.3. Performing the Test and the Decision Rule
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4.2.3.1 Hypothesis Testing: Examples
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Practice exercise
Solution to practice exercise
5. Regression Model
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Practice exercise
Solutions to practice exercise
Statistical Estimation - Summary
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Statistical Estimation-Optional Content- Statistical Estimation
1. Further on the Linear Regression Model
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2. Deriving the OLS b
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3.The Statistical Properties of the OLS b
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4. Gauss-Marcov Theorem Proof
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