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【正文】 heEyesofFarmOwners.SincetheForefathersoftheFarmOwnersTrainedtheFarmHandsforFirstClassFarmsintheFatherlyHandingofFarmLiveStock.theFarmOwnersFeeltheyshouldcarryonwiththeFamilyTraditionofTrainingFarmHandsofFirstClassFarmersintheFatherlyHandlingofFarmLivestockBecausetheyBelieveittheBasisofGoodFundamentalFarmManagementThenecessityintraininghiredhandsinthestrangehandlingofvaluablelivestockinpremieroperationsisapriorityintheeyesoftheoperationsowners.Sincetheancestorsoftheownerstrainedthehiredhandsinpremieroperationsinthestrangehandlingofvaluablelivestock.theoperationsownersthoughttheyshouldcarryonwiththehappytraditionoftraininghiredhandsinthepremieroperationsinthestrangehandlingofvaluablelivestockbecausetheybelieveitisthebasisofgoodbasicoperationsmanagement. 16－－檢驗(yàn)不容易做，特別是外觀－－不良率越高，檢驗(yàn)出錯(cuò)的機(jī)會(huì)也越多不能完全否定檢驗(yàn)的作用 檢驗(yàn)的目的是促進(jìn)過(guò)程改進(jìn) 單純的檢驗(yàn)是一種浪費(fèi)Revelation of the Game17Data Statistic為什么要測(cè)量和收集數(shù)據(jù)？不 … 就不能更清楚地了解過(guò)程 就無(wú)法控制過(guò)程就完全處于隨機(jī)狀態(tài)18Data Statistic為什么要統(tǒng)計(jì) ？ 數(shù)據(jù) －－ ? 通過(guò)統(tǒng)計(jì)技術(shù)轉(zhuǎn)換為 －－ ?有用的信息 19Data Statistic定性數(shù)據(jù) 定量數(shù)據(jù)名目數(shù)據(jù) 計(jì)量型順序數(shù)據(jù) 計(jì)數(shù)型20計(jì)量型：可以用數(shù)字表達(dá)的質(zhì)量特性數(shù)據(jù)稱(chēng)為計(jì)量型數(shù)據(jù)，例如軸徑、厚度、壓力、長(zhǎng)度等。用相應(yīng)的測(cè)量系統(tǒng)對(duì)它們進(jìn)行測(cè)量，可以給出相應(yīng)的讀數(shù) 。計(jì)數(shù)型：在工業(yè)界中，有一些檢測(cè)只能給出定性的結(jié)果，例如用通過(guò)／不通過(guò)量規(guī)檢測(cè)孔，只能告訴這個(gè)孔是合格（通過(guò)）、還是不合格（不通過(guò)），而不能告訴孔的大小的具體數(shù)值。Quantitative Qualitative21Data Statistic計(jì)量型數(shù)據(jù) 計(jì)數(shù)型數(shù)據(jù)連續(xù)數(shù)據(jù) 計(jì)數(shù)數(shù)據(jù)通常為正態(tài)分布 通常為二項(xiàng)式分布或泊松分布實(shí)際數(shù)值 合格 /不合格數(shù)據(jù)定義嚴(yán)謹(jǐn) 數(shù)據(jù)定義較差需少量抽樣 需大量抽樣注：計(jì)數(shù)型數(shù)據(jù)也可想辦法轉(zhuǎn)換成計(jì)量數(shù)據(jù)來(lái)分析22Data Statistic計(jì)量型數(shù)據(jù)優(yōu)點(diǎn)？缺點(diǎn)？計(jì)數(shù)型數(shù)據(jù)優(yōu)點(diǎn)？缺點(diǎn)？23Data Statistic計(jì)量型數(shù)據(jù)優(yōu)點(diǎn)： 能為使用相對(duì)小范圍抽
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