A sample of n – 6 scorns has a mean of M = 14. After one new score is added, the new sample has a mean of M = 12. What is the value of the score that was added?
Essentials Of Statistics
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Applied Calculus for the Managerial, Life, and Social Sciences: A Brief Approach
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Study Guide for Stewart's Multivariable Calculus, 8th
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