Statistics 10272016 Continuous random variable A random variable assumes values within intervals, i.e. all values inside the interval can be assumed. Most commonly used measurements can be recognized as continuous random variable, such as 1. Weight 2. Height 3. Area 4. Time Notation Again, use capital letters, such as X, Y, Z, to name a random variable we can express the possible values of the random variable as following: , , [,] or , , , , [,] Examples 1.