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- Class midpoint and chronological average both are one of the most important concepts in statistics. 组中值与序时平均数是统计学中的两个重要概念。
- Thoughts on how to Calculate Class Midpoint and Chronological Average 关于组中值和序时平均数计算方法的思考
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- The average output of the factory is 20 cars a day. 该工厂的平均产量是每天20辆汽车。
- His income is well below the average. 他的收入大大低于平均水平。
- We fail one student per year on average. 我们平均每年有一个学生不及格。
- Meals average out at 5 per head. 膳食平均每人5英镑。
- On average we receive five letters each day. 我们平均每天收到五封信。
- Each household sold, on the average, two pigs. 平均每户交售了两口生猪。
- Our reps make on average six calls day. 我们的销售代表平均每天打六次电话。
- His work at school is below the average. 他的学业成绩在一般水平以下。
- The readings we took were well above average. 我们记录的读数远远高於平均数。
- Tom's work at school is above the average. 汤姆的功课是中上等水平。
- On average, 15 worth of goods is stole every day. 平均每天被窃取的货物价值为15英镑。
- On the average, there are 300 tourists a week. 每星期平均有300游客。
- The average age of the students is 19. 学生的平均年龄是19岁。
- The report is filed in chronological order. 报告是按年代日期顺序归档的。
- Months of high and low sales average out over the year. 销售额高低不同的月份按全年统算达到一般水平。
- The events were listed in chronological order. 这些事件是依发生时间顺序排列的。
- Their average hourly earnings were ten dollars. 他们每小时的收入是十元。