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A sample of n = 9 scores has a mean of M = 6. After one new score is added to the sample, the new mean is calculated to be M = 6. The new score was X = ____.​ a. 6 b. 1 c. 3 d. …

A sample of n = 9 scores has a mean of M = 6. After one new score is added to the sample, the new mean is calculated to be M = 6. The new score was X = ____.​ a. 6 b. 1 c. 3 d. …
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A sample of n = 9 scores has a mean of M = 6. After one new score is added to the sample, the new mean is calculated to be M = 6. The new score was X = ____.​ a. 6 b. 1 c. 3 d. 0

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User Simon Bridge
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5 votes

Answer:

d)=0because if any real number is added mean have to increase

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User Adam Gibson
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