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【多选题】
关于精密度，叙述正确的是（ ）A.
精密度是表示测定结果中随机误差大小程度的指标
B.
可用变异系数来描述不精密度，从而度量精密度大小
C.
重复性试验是评价精密度的常用方法
D.
两个方法进行精密度比较，变异系数较大者，其精密度不一定较差
E.
当两个方法的度量单位不同时，不能用标准差进行精密度的比较
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【判断题】Your product is your mark of distinction; it’s what sets you apart from your competitors.
A.
正确
B.
错误
【单选题】This data can tell you if your product is fit for its purpose, how safe your product is, how its ________ and performance measured up against competing products.
A.
durability
B.
alternatives
C.
precision
【判断题】经济法律关系的构成要素主要有经济法律关系的主体、内容与客体( ) prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
正确
B.
错误
【单选题】We offer full or partial refunds on any order where your product is sent to you in the ___ style or quantity, where your product quality is ___ your expectation, or where your shipment arrives partial...
A.
right; below
B.
wrong; over
C.
right; below
D.
wrong; below
【判断题】Decide whether the following statements are true (T) or false (F). 课本第10页。 Your product is your mark of distinction; it’s what sets you apart from your competitors.
A.
正确
B.
错误
【判断题】Product positioning is mainly about how your product is different from others.
A.
正确
B.
错误
【简答题】This data can tell you if your product is fitfor its purpose, how safe your product is, how its ________ and performancemeasured up against competing products.A. durability B. alternatives C. precisio...
【判断题】one if the unique selling points of your product is how your product will literally affect its users' lives.
A.
正确
B.
错误
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