Value of the new score
A sample of n = 7 scores has a mean of 5. After one score is added to the sample, the new mean is found to be 7. What is the value of the new score?
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The mean is found to be 230 pounds, and the standard deviation is 15 pounds. At a _ 0.01, test the coach's claim. Find the P-value and make the decision. Please provide a detailed response.
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