For example, if you are at meeting of 10 people, and the sum of the ages of all attendees is 420, the mean age of the attendees is 420 divided by 10, or 42. The mean is used mostly as a general indicator for data, and works best when there are not a lot of outliers.
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For example, if you are at meeting of 10 people, and the sum of the ages of all attendees is 420, the mean age of the attendees is 420 divided by 10, or 42. The mean is used mostly as a general indicator for data, and works best when there are not a lot of outliers.