IB DP Maths: AI HL复习笔记4.1.7 Univariate Data
Univariate data is data that is in one variable. Box Plots What is a box plot (box and whisker diagram)? A box plot is a graph that clearly shows key statistics from a data set It shows the median,...
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IB DP Maths: AI HL复习笔记4.1.6 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: AI HL复习笔记4.1.5 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...
IB DP Maths: AI HL复习笔记4.1.4 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: AI HL复习笔记4.1.3 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: AI HL复习笔记4.1.2 Data Collection
Methods of Data Collection How do I choose variables to investigate? Keep the number of variables you investigate to a minimum Too many variables at once can be overwhelming It can be time-consumin...
IB DP Maths: AI HL复习笔记4.1.1 Sampling
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: AI HL复习笔记3.10.6 Bounds for Travelling Salesman Problem
This revision note discusses more complex situations for the travelling salesman problem and you may wish to refer to the revision note 3.10.5 Travelling Salesman Problem. Table of Least Distances ...
IB DP Maths: AI HL复习笔记3.10.5 Travelling Salesman Problem
Hamiltonian Paths & Cycles What are Hamiltonian paths and cycles? A path is a walk in which no vertices are repeated A Hamiltonian path is a path in which each vertex in a graph is visited exac...
