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现有数值如下:-31,175,20,-138,19,-82,42,6,-225,-28,-83,151,-82,-46,74,-65,-38,-51,47,96,-73,-119,-41,67,28,70,-93,-181,17,-90,78,-80,118,-31,135,-128,-28,17,-160,-33,-118,-73,-26,-77,-89,85,-113,-182,59,134,-8,-60,4,68,-20,-40,36,-32,47,-55,-152,47,176,-44,-181,-54,43,-231,-163,94,-183,-173,80,1,-89,128,-35,38,-223,131,-177,26,85,32,-51,35,27,84,-33,42,24,-115,-33,-76,25,3,79,-89,83,97将其转为20行5列的矩阵,对其每行内容求和,筛选出求和列中大于等于75%分位的所有行,则这些行中所有数值的总和是多少?计算过程中所有数据位浮点数,保持2位小数!
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A.
start the fire pump
B.
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C.
go to your lifeboat station
D.
stand by for collision
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