what's the average of the age list [0, 0, 0, 40, 50, 60], and why is 22 so misleading it qualifies for: "lying with statistics"? 5, 10, 15, 20 and 25 thousand years ago, people talked of the grey-haired wizard-sages who grew to be 50, 60 and 70 years old even way back then.
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