IB DP Maths: AA HL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 HL复习笔记4.1.4 Linear Transformations 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...
最具含金量的人文社科竞赛 National History Day（NHD）了解一下！
National History Day(NHD)美国国家历史日学术活动起源于1974年俄亥俄州创始的地方性历史学术活动，经过多年的发展已经成为全球性学术学术活动活动。每年参赛的学生超过50万，超过3万名老师参与其中，除了美国的...
IB DP Maths: AA HL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 ...
IB DP Maths: AA HL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 HL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...
本周讲座|ISEF对于申请TOP大学有什么价值？ISEF系列讲座为你揭晓答案！
马上进入7月，2025Fall的同学们忙着为接下来的秋季入学做准备，2026、2027Fall的同学也逐渐进入申请前的“冲刺阶段”，大家想在有限的时间里，努力提升自己的竞争力，争取早日圆梦翠鹿！ 今年我们的学员再创佳绩，...
IB DP Maths: AA HL复习笔记3.11.4 Shortest Distances with Planes
Shortest Distance Between a Line and a Plane How do I find the shortest distance between a given point on a line and a plane? The shortest distance from any point on a line to a plane will always b...
IB DP Maths: AA HL复习笔记3.11.3 Angles Between Lines & Planes
Angle Between Line & Plane How do I find the angle between a line and a plane? When you find the angle between a line and a plane you will be finding the angle between the line itself and the l...
IB DP Maths: AA HL复习笔记3.11.2 Intersections of Lines & Planes
Intersection of Line & Plane How do I tell if a line is parallel to a plane? A line is parallel to a plane if its direction vector is perpendicular to the plane’s normal vector The scalar produ...
IB DP Maths: AA HL复习笔记3.11.1 Vector Equations of Planes
Equation of a Plane in Vector Form How do I find the vector equation of a plane? A plane is a flat surface which is two-dimensional Imagine a flat piece of paper that continues on forever in both d...
中考后国际学校怎么选！上海国际学校7月秋招信息汇总！
进入7月，属于魔都体制内学生的一场战役——中考已经打响。与此同时，上海各大国际学校秋招“高峰期”仍在进行中，招生工作如火如荼。 众所周知，春招和秋招是国际学校向学生开放校门、举办入学考试、招收学生的集中...
