Mathematics, 13.09.2021 06:10 KeiraDawn

A sample of n = 6 scores has a mean of M = 14. After one new score is added to the sample, the new mean is found to be M = 12. What is the value of the new score? (Hint: Compare the values for ∑X before and after the score was added.)

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A sample of n = 6 scores has a mean of M = 14. After one new score is added to the sample, the new m...