Throughout this section we will use the random variable . For a normal distribution,?X?can take any real number. Therefore any values mentioned in this section will be assumed to be real numbers. C...
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...
Calculating Binomial Probabilities Throughout this section we will use the random variable . For binomial, the probability of a?X? taking a non-integer or negative value is always zero. Therefore a...
Properties of Binomial Distribution What is a binomial distribution? A binomial distribution is a?discrete probability distribution The?discrete random variable?follows a?binomial distribution?if i...
Discrete Random Variables 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 known unti...
Probability Formulae What is meant by probability formulae? If you have seen any of the other Revision Notes on probability, almost every one contains a formula These however are often disguised in...
Further Tree Diagrams What do you mean by further tree diagrams? The tree diagrams used here are no more complicated than those in the first?Tree Diagrams?revision note, however The wording/termino...
Further Venn Diagrams What do you mean by further Venn diagrams? The Venn diagrams used here are no more complicated than those in the first?Venn Diagrams?revision note, however Venn diagrams, and ...
Set Notation What is set notation? Set?notation?is a formal way of writing groups of numbers (or other mathematical entities such as shapes) that share a common feature – each number in a set is ca...
