若两个独立随机变量X和Y均服从二项分布，而X +Y不一定服从二项分布。( )[东北财大2005研]

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30462' and id < 2461235 and id<>'2461235' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30462' and id > 2461235 and id<>'2461235' order by id asc limit 5