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...
在近几年美国高校对标化成绩以外的东西越来越看重的趋势下，学术活动证书、课外活动都是重要的加分项！对国际高中生而言，提升综合竞争力最简单最直接的方式就是——参加学术活动活动。 相信看过美剧《生活大爆炸》...
在众多的国际学术活动中，理科类项目种类繁多，并且难度各异，针对不同学科方向、不同年级的学生都有与之匹配的学术活动。美国物理碗Physics Bowl，是比较热门的国际物理学术活动，参与活动，将锻炼逻辑思维能力...
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...
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...
