08 ce maths paper 1 no.10 ans
回答 (2)
2009-01-26 6:21 pm
2009-01-26 7:48 am
(a) a=4, b=21, c=3
(b) mean=3.276kg; standard deviation=0.229kg
(b) mean=3.276kg; standard deviation=0.229kg
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