Sampling distribution of the difference in sample means | AP Statistics | Khan Academy

Keep going! Check out the next lesson and practice what you’re learning: https://www.khanacademy.org/math/ap-statistics/sampling-distribution-ap/xfb5d8e68:sampling-distribution-diff-means/e/sampling-distribution-diff-sample-means Sal shows how we can calculate the mean and standard deviation for the sampling distribution of the difference in sample means. Also, Sal talks about how we can tell if the shape of that sampling distribution is approximately normal. View more lessons or practice this subject at https://www.khanacademy.org/math/ap-statistics/sampling-distribution-ap#xfb5d8e68:sampling-distribution-diff-means

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