Stem and Leaf Diagrams What is a stem and leaf diagram? A stem and leaf diagram shows ALL RAW data and groups it into class intervals Stem and leaf diagrams lend themselves to two-digit data but ca...
科研背景提升项目对国际学生的作用有哪些？不太了解留学的家长、同学，可能对“背景提升”这个词有点陌生。其实，“背景提升”是申请环境越来越激烈的一个产物，就是提升申请者的综合竞争力，因为在申请院校的时候既...
2022年真是波折的一年，随着疫情反复，国内不少城市的AP考试相继取消。好多准备今年参加AP考试的学生不得不把计划延至明年，甚至是其他城市。这也意味着，参加2023年AP考试的人数即将上涨，只有早做准备，才能备...
Data Presentation What graphs and diagrams should I be familiar with? You will be expected to be able to use a variety of graphs such as: Stem-and-leaf diagrams Can be used with ungrouped data of ...
Coding Sometimes data needs to be coded for further use with calculations. This is particularly useful with data that deals with very small or very large numbers, or with data that needs to be clas...
Standard Deviation & Variance The variance is another measure for the spread of the data, it measures the variability from the mean of the data. What is the variance and the standard deviation?...
Frequency Tables In most cases in your statistics course, you will come across data that is presented in a frequency table. These allow data to be summarised and make them easier to work with. Ungr...
Types of Data What are the different types of data? Qualitative data is data that is usually given in words not numbers to describe something For example: the colour of a teacher's car Quantitative...
2022年真是波折的一年，随着疫情反复，国内不少城市的AP考试相继取消。好多准备今年参加AP考试的学生不得不把计划延至明年，甚至是其他城市。这也意味着，参加2023年AP考试的人数即将上涨，只有早做准备，才能备...
