Venn Diagrams What is a Venn diagram? A Venn diagram is a way to illustrate events from an experiment and are particularly useful when there is an overlap (or lack of) between possible outcomes A V...
Probability Basics What do I need to know about probability for AS and A level Mathematics? The language used in probability can be confusing so here are some definitions of commonly misunderstood ...
Hypothesis Testing for Correlation You should be familiar with using a hypothesis test to determine bias within probability problems. It is also possible to use a hypothesis test to determine wheth...
Product Moment Correlation Coefficient (PMCC) What is the product moment correlation coefficient? The product moment correlation coefficient (PMCC) is a way of giving a numerical value to linear co...
A-Level化学课程难不难？ 化学是A-Level科目中最难的科目之一，涉及很多复杂的概念以及需要记忆的知识点。 然而化学是很多学科与专业的基础，许多理工科的大学专业，比如生物、化学、医药、食品等都会要求申请者...
Scatter Diagrams What does bivariate data mean? A lot of statistics is about looking at how different factors, or variables change how data behaves Bivariate data is data which is collected on two ...
A-level数学向来以难度大、要求高而著称，它是很多大学在录取时十分看重的科目，尤其是申请STEM专业，数学基本是必修课。学好A-level数学作用很大 ！A-Level数学考试内容有哪些？附真题及答案~ 关于A Level数学 ...
Interpreting Data You may be asked to comment on how statistics could affect data or how removing or adding a new piece of data could change statistics you have calculated. You may also be asked to...
Outliers What are outliers? Outliers are extreme data values that do not fit with the general pattern of the data They can come from one or two extreme events or from mistakes in the data collectio...
