2022IB放榜，全球IB考试情况汇总！附英美名校IB申请要求
北京时间2022年7月5日晚，IB国际文凭组织正式发布了2022年IB毕业生的全球统考成绩。 今年由于疫情的原因，IBO官方宣布了上海等多地的5月IB大考取消了，转而使用预估分数的方式进行院校申请。 2022全球IB考试情况 ...
IB DP Maths: AA 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...
IB DP Maths: AA SL复习笔记4.5.2 Calculating Binomial Probabilities
Calculating Binomial Probabilities How do I calculate P(X = x): the probability of a single value for a binomial distribution? How do I calculate P(a ≤ X ≤ b): the cumulative probabilities for a bi...
IB DP Maths: AA SL复习笔记4.5.1 The Binomial Distribution
Properties of Binomial Distribution What is a binomial distribution? A binomial distribution is a discrete probability distributionYou will be expected to use the distribution function on your GDC...
IB DP Maths: AA SL复习笔记4.4.2 Expected Values
Expected Values E(X) What does E(X) mean and how do I calculate E(X)? E(X) means the expected value or the mean of a random variable X The expected value does not need to be an obtainable value of ...
IB DP Maths: AA SL复习笔记4.4.1 Discrete Probability Distributions
Discrete Probability Distributions What is a discrete random variable? A random variable is a variable whose value depends on the outcome of a random event The value of the random variable is not ...
IB DP Maths: AA SL复习笔记4.3.3 Sample Space Diagrams
Venn Diagrams What is a Venn diagram? A Venn diagram is a way to illustrate events from an experiment and are particularly useful when there is an overlap between possible outcomes A Venn diagram c...
IB DP Maths: AA SL复习笔记4.3.2 Conditional Probability
Conditional Probability What is conditional probability? Conditional probability is where the probability of an event happening can vary depending on the outcome of a prior event The event A happen...
IB DP Maths: AA SL复习笔记4.3.1 Probability & Types of Events
Probability Basics What key words and terminology are used with probability? An experiment is a repeatable activity that has a result that can be observed or recorded Trials are what we call the re...
