population
the large group about whom we have some question in
parameter
the number we want to measure
sample
the smaller group that we actually measure
statistic
The number that describes the sample is
Individuals
the object that we measure
Variables
The qualities that we measure
Qualitative
these measures qualities that are not usually expressed as numbers
Quanitative
this measures quantities that must be expressed as numbers
discrete
variables have gaps in the measurements they will be example number of cars in your driveway
continous
varuables have no gaps they can include all values. example the mass of a car.