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Pooled-Variance t Tests and Confidence Intervals: Introduction

An introduction to pooled-variance t tests and confidence intervals (in the setting of inference for two means). I don't work through an example in this video. My video working through an example can be found at: http://youtu.be/Q526z1mz4Sc The shame/young offender data is simulated data with the same summary statistics as found in: Owen, T ...

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Pooled Variance Formula

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