• Where Do Data Come From?
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• Samples, Good and Bad
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• What Do Samples Tell Us?
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• Example
• Survey Samples in the Real World
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• Experiments, Good and Bad
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• Experiments in the Real World
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• Measuring
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• Do the Numbers Make Sense?
• Graphs, Good and Bad
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• Displaying Distributions with Graphs
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• Describing Distributions with Numbers
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• Normal Distributions
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• What Is a Confidence Interval?
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• Hypotheses Intro
• What Is a Test of Significance?
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• Inference about a Population Mean
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• Steps for Significance Tests
• Scatterplots and Correlation
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• Regression
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