某种商品1~6周期的实际销售量分别为:580千克、580千克、600千克、610千克、630千克、630千克。采用算术平

某种商品1~6周期的实际销售量分别为:580千克、580千克、600千克、610千克、630千克、630千克。采用算术平均数法计算,则第7周期销售量的预测值为(

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( ) If by any chance someone comes to see me, ask them to le

( ) If by any chance someone comes to see me, ask them to leave a__________ . A.

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( )The boy lay in the street,his eyes__________and his hands

( )The boy lay in the street,his eyes__________and his hands A.closing ; trembli

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( )Tom is waiting for the thief to return __________.

( )Tom is waiting for the thief to return __________. A.to meet him B.to get mor

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"Dad, can you tell me how to get ricn. My dad put down the e

"Dad, can you tell me how to get ricn. My dad put down the evening paper. 21do

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