IB DP Maths: AA SL复习笔记4.1.5 Outliers
Outliers What are outliers? Outliers are extreme data values that do not fit with the rest of the data They are either a lot bigger or a lot smaller than the rest of the data Outliers are defined a...
IB DP Maths: AA SL复习笔记4.1.4 Linear Tranformations of Data
Linear Transformations of Data Why are linear transformations of data used? Sometimes data might be very large or very small You can apply a linear transformation to the data to make the values mor...
爱德思公布11月GCSE秋考预先信息
今年5-6月大考成绩将在8月中旬前后放榜，在等待出分之前，很多考生早已投入到紧张的备考当中。 与此同时，爱德思考试局也发布了针对秋季大考的预先信息（Advance Information），正在备考的小伙伴过来划重点啦~ 0...
IB DP Maths: AA SL复习笔记4.1.3 Frequency Tables
Ungrouped Data How are frequency tables used for ungrouped data? Frequency tables can be used for ungrouped data when you have lots of the same values within a data set They can be used to collect ...
AQA A Level Maths: Mechanics复习笔记2.6.1 Horizontal & Vertical Components
Horizontal & Vertical Components What is a projectile? A projectile is a particle moving freely, under gravity, in a two-dimensional plane Examples of projectile motion include Sports su...
AQA A Level Maths: Mechanics复习笔记2.5.1 suvat in 2D
suvat in 2D What are the 2D/vector suvat formulae? Given that acceleration is constant, four of the five suvat formulae can be used with vector How do I use the 2D/vector suvat formulae? The...
IB DP Maths: AA SL复习笔记4.1.2 Statistical Measures
Mean, Mode, Median What are the mean, mode and median? Mean, median and mode are measures of central tendency They describe where the centre of the data is They are all types of averages In statist...
IB DP Maths: AA SL复习笔记4.1.1 Sampling & Data Collection
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 Quantitativ...
IB DP Maths: AA SL复习笔记3.6.5 Quadratic Trigonometric Equations
Quadratic Trigonometric Equations How are quadratic trigonometric equations solved? A quadratic can give up to two solutions You must consider both solutions to see whether a real value exists Reme...
