SOLUTION: The mean age of members of a class reunion was 71.9. The next year the mean age was 71.5 years. How can the mean age decrease when all the class members are a year older?
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-> SOLUTION: The mean age of members of a class reunion was 71.9. The next year the mean age was 71.5 years. How can the mean age decrease when all the class members are a year older?
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Question 353218: The mean age of members of a class reunion was 71.9. The next year the mean age was 71.5 years. How can the mean age decrease when all the class members are a year older? Answer by edjones(8007) (Show Source):
