Glossary
Random Variable
A random variable is a quantity whose value depends on the outcome of a random experiment, usually written with a capital letter such as . For example, could be the number of heads when three coins are tossed.
Each possible value has an associated probability.
Meaning
A random variable is a quantity whose value depends on the outcome of a random experiment, usually written with a capital letter such as . For example, could be the number of heads when three coins are tossed.
Each possible value has an associated probability.
Where it appears in Add Math
You meet Random Variable in the Probability Distribution chapter of SPM Additional Mathematics. Knowing the term precisely matters in the exam: questions often hinge on reading a keyword correctly, and because SPM marking is analytic, using the right definition in your working helps secure method marks.
Our teachers make sure a student can not only recite what Random Variable means but use it fluently in a full solution.
The term in three languages
Because the SPM Add Math paper is bilingual (BM/EN), it helps to know this term in each language: Random Variable (EN) · Pemboleh ubah Rawak (BM) · 随机变量 (中文)
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