[計量] 猴哥第52題
不好意思麻煩大家了，
我題目看不大懂，第52題:
For which symptom are the ratings
closest to the arithmetic mean for that symptom,
as measured by the standard deviation of its ratings?
我統計又剛好很弱阿......
麻煩版友了!
大家加油!!!!
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10/26 09:38, , 1F
10/26 09:38, 1F
→
10/26 09:39, , 2F
10/26 09:39, 2F
→
10/26 09:59, , 3F
10/26 09:59, 3F