Question: In a random sample of 9 COVID-19 cases, the sample mean number of days until full recovery was 7. Suppose an additional case is added

In a random sample of 9 COVID-19 cases, the sample mean number of days until full recovery was 7. Suppose an additional case is added to the sample with a receovery time of 12 days. Find the sample mean for all 10 cases. Round your answer to integer

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