Edexcel IGCSE Physics 复习笔记 3.2.4 Snell's Law
Edexcel IGCSE Physics 复习笔记 3.2.4 Snell's Law Snell's Law When light enters a denser medium (such as glass) it slows down and bends towards the normal How much the light bends depends on ...
Edexcel IGCSE Physics 复习笔记 3.2.3 Core Practical: Investigating Refraction
Edexcel IGCSE Physics 复习笔记 3.2.3 Core Practical: Investigating Refraction Core Practical 4: Investigating Refraction Aim of the Experiment To investigate the refraction of light using re...
IB DP Maths: AI SL复习笔记4.7.2 Chi-squared Test for Independence
Chi-Squared Test for Independence What is a chi-squared test for independence? You will use a contingency table This is a two-way table that shows the observed frequencies for the different combina...
IB DP Maths: AI SL复习笔记4.7.1 Hypothesis Testing
Language of Hypothesis Testing What is a hypothesis test? A hypothesis test uses a sample of data in an experiment to test a statement made about the population The statement is either about a popu...
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IB DP Maths: AI SL复习笔记4.6.2 Calculations with Normal Distribution
Calculating Normal Probabilities How do I find probabilities using a normal distribution? You will be expected to use distribution functions on your GDC to find the probabilities when working with ...
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IB DP Maths: AI SL复习笔记4.6.1 The Normal Distribution
Properties of Normal Distribution The binomial distribution is an example of a discrete probability distribution. The normal distribution is an example of a continuous probability distribution. Wha...
