STAT ANL - PRELIM

Is defined as a branch of mathematics/science which deals with the collection, organization, presentation, analysis and interpretation of numerical data for the purpose of assisting in making a more effective decision.

Is the field of statistics that focuses on quantitatively description of collection of data.

used to make conclusions of the probability that a difference between samples is either reliable or by chance.

Is the field of statistics that focuses on quantitatively description of a collection of data.

Whole population of the given data.

Is a concluded data from a proportion of a population.

Measure of "types" and may be represented by names or symbols.

Describes individuals or objects by their categories or groups.

Answer the question "what type"

Measure of "values" or "counts" and expressed in numbers.

Operations such as addition and averaging make sense.

Answer the questions "how many", "how much"

A data can be considered raw if it is in its original form.

If the data collected is already arranged in certain pattern such as ascending or descending order, then it is no longer in its original form but rather in it arrayed form.

Is an observable characteristics or attribute associated with the population or sample being studied which makes one different from the other.