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Confidence Interval for Difference between Means using StatCrunch

Similar to MSL problems 8.1.28-T, 8.2.24, and 8.2.25 Although we are rarely given summary data to analyze in the real business world, we often are in statistics courses. Consider the following problem: Further, you are given this frighteningly complex formula to use for finding the CI when the population variances are not equal: Or the …

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Choices

This week an interesting article popped up in one of my news feeds (Goldstein, 2016). The essence of it was that one reason that schools in much of America are still essentially segregated is that white parents, when given a choice, choose to send their children to schools which are comfortably integrated – that is …

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