The Importance of Water in Transport Water is the medium in which all metabolic reactions take place in cells and in which all substances are transported around the body Water is composed of atoms ...
The Need for a Circulatory System The cells of all living organisms need a constant supply of reactants for metabolism, e.g. oxygen and glucose Single-celled organisms can gain oxygen and glucose d...
Using a Large Data Set What is a large data set? As part of your course there is a large data set that you can use It contains lots of information You are not expected to memorise any results from ...
Normal Hypothesis Testing How is a hypothesis test carried out with the normal distribution? The population parameter being tested will be the population mean, in a normally distributed random vari...
Sample Mean Distribution What is the distribution of the sample means? For any given population it can often be difficult or impractical to find the true value of the population mean, µ The populat...
Binomial Hypothesis Testing How is a hypothesis test carried out with the binomial distribution? The population parameter being tested will be the probability, p in a binomial distribution B(n , p...
A-Level课程考试是申请英国留学必不可少的考试之一，且许多其他英文教学的大学也都接受A-Level成绩，那么今天就给想去留学的同学们详细介绍一下A-Level课程数学P2部分的知识点~ 在Edexcel A-Level数学中： · P系...
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 value of a population parameter A hypothesis te...
Normal Approximation of Binomial When can I use a normal distribution to approximate a binomial distribution? A binomial distribution can be approximated by a normal distribution provided n is l...
