![Scientistshaverecentlydiscoveredthatmotherstendtoholdth...]( "Scientistshaverecentlydiscoveredthatmotherstendtoholdth...")
- 问题详情：Scientistshaverecentlydiscoveredthatmotherstendtoholdtheirbabyontheleft．Of255right-handedmothers，83％heldthebabyontheleft．Andoutof32left-handedwomen，78％heldthebabyontheleftAsacontrol（参照实验），womenwerewatchedcomingfromsupermarketscarryingbaby-sizedbag...
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