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所在平台: Udemy |
课程主页: https://www.udemy.com/course/exploring-frequency-distribution-tables-part-i/
课程评论：没有评论
**课程名称：** 频率分布精通：第一部分 **课程概述：** 本课程将教您如何掌握频率分布表的构建与应用。您将学习如何根据不同类型的数据，例如学生的血型、工程师到工作地点的距离、城市湿度数据以及学生身高数据，来创建频率分布表。课程将重点讲解如何处理原始数据，将其分组，并确定合适的类别（也称为组或组距）和类限（下限和上限）。 您将学会： * **对血型数据进行频率分布：** 了解如何制作频率分布表，并从中识别出最常见和最稀有的血型。 * **构建分组频率分布表：** * 根据工程师到工作地点的距离数据，构建分组频率分布表。 * 当给定城市湿度数据和特定类大小时，创建分组频率分布表。 * 学习如何确定数据集的**数据范围（Range）**。 * 根据给定的类区间，为学生身高数据创建分组频率分布表。 * **从频率分布表中得出结论：** 理解如何分析频率分布表，并从中得出关于学生身高分布的结论。 * **数据分组的概念：** 了解当数据量庞大时，如何通过分组（类别/组距）来压缩数据，以及如何定义类别（Class）或组距（Class-interval）、类大小（Class-size）或类宽度（Class width）、下类限（Lower Class Limit）和上类限（Upper Class Limit）。 通过本课程的学习，您将能够有效地整理和分析各类数据，从中提取有价值的信息。
How to form a frequency distribution table where the data in respect of blood groups of many students is given and how we can say which is the most common and which is the rarest blood group among the students.How to construct a grouped frequency distribution table when the data in respect of few engineers is given who reside at different distances from the place of work. If the data in respect of humidity of a certain city for a few days is given, how to construct a grouped frequency distribution table when class size is also given. And how to find the range of the data?How to form a grouped frequency distribution table when the data in respect of height of many students is given along with class intervals and what conclusion we draw from the table about the heights of students.When the large amount of data is to be presented, we can condense the data in to groups and these groupings are called "classes" or "class-intervals" and their size is called the class-size or class width. In each of these groupings/classes, the least number is called the lower class limit and the greater number is called the upper class limit.
