問(wèn)答題

某汽車生產(chǎn)商欲了解廣告費(fèi)用X對(duì)銷售量Y的影響,收集了過(guò)去12年的有關(guān)數(shù)據(jù)。通過(guò)計(jì)算得到下面的有關(guān)結(jié)果:

當(dāng)廣告費(fèi)用為10000時(shí),銷售量為多少?

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