Super Simple: Paired T-Test and Confidence Intervals

The most simple explanation for identifying a paired t-test and a step-by-step solution to answering an exam-style question. I also discuss confidence intervals.
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Keywords: statistics, statistics help, statistics tutor, statistics tuition, hypothesis testing, regression analysis, university help, stats help, simple regression, multiple regression, econometrics, uniform distribution, pdf, probability density function, probability, pair t-test, independent samples, student t distribution,