STATISTICS Is the practice of collecting and analyzing numerical data.

1. SAMPLE Is a subset of a population.

2. DESCRIPTIVE STATISTICS Obtains, organizes, presents and describes a set of data in order to facilitate the use.

3. PARAMETER Characteristics that are used to define a given population.

4. DATA Collection of information from which conclusions may be drawn.

5. STATISTIC Characteristics that are used to define a given sample.

6. DATA SET Collection of data values.

7. INFERENTIAL STATISTICS Conclusions are reached that extend beyond the given data.

8. RANDOM VARIABLES Values that are defined by chance.

9. VARIABLE Is a characteristic that can assume different values.