For each observation in the Fitness data set, the variables are then standardized. For example, for observation 1 in the Fitness data set, the variable Age is standardized to 0.5569 = [(44 - ...
A factor is a number that goes into another. The factors of 10 for example are 1, 2, 5 and 10. Prime numbers are a special set of numbers that only have two factors: themselves and 1. An example ...