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Math 146 Resources
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New Stuff
Defining "Statistics"
Organizing Data
Summarizing and Displaying Categorical Data
Displaying Quantitative Data
Summarizing Quantitative Data: Mean and Median
Summarizing Quantitative Data: Range, IQR, Boxplots
Summarizing Quantitative Data: Standard Deviation
Technology: Summary Statistics on the TI-84
Review Problems: Week 1
Two Categorical Variables
Categorical vs. Quantitative
Two Quantitative Variables
Technology: Scatterplots on the TI-84
Transforming Data
Computing z-scores
The Normal Model
Technology: Normal Model Computations
Review Problems: Week 2
Linear Models
Regression Lines (long version)
Regression Lines (short version)
Correlation
Technology: Regression and Correlation
Regression Odds and Ends
Beware of Outliers
Review Problems: Week 3
Sampling Methods
Experimental Design
Randomness
Basic Probability
Conditional Probability
Review Problems: Week 4
Probability and Indpendence
Random Variables
Combining Random Variables
Geometric Probability Models
Binomial Probability Models
Review Problems: Week 5
Normal Approximation to the Binomial
Sample Proportions
Hypothesis Tests
Two-sided tests
Confidence Intervals
Hypothesis Test Odds and Ends
Confidence Interval Odds and Ends
Central Limit Theorem
Hypothesis Tests for Means
Confidence Intervals for Means
Paired-data t-tests and t-intervals
Two-sample t-tests and t-intervals
Comparing Two Proportions
Chi-Square Tests for Homogeneity and Independence
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