1.1 Definitions of Statistics

Question 1

Data

Answer 1

consists of information coming from observations, counts, measurements, or responses.

Question 2

Statistics

Answer 2

is the science of collecting, organizing, analyzing, and interpreting data in order to make decisions.

Question 3

Population

Answer 3

is the collection of all outcomes, responses, measurements, or counts that are of interest.

Question 4

Sample

Answer 4

a subset of a population

Question 5

Parameter

Answer 5

is a numerical measurement describing some characteristic of a population

Question 6

Statistic

Answer 6

is a numerical measurement describing some characteristic of a sample

Question 7

Discrete Data

Answer 7

results when the number of possible values is either a finite number or a “countable” number

Question 8

Continuous Data

Answer 8

or numerical data; results from infinitely many possible values that correspond to some continuous scale that covers a range of values without gaps, interruptions or jumps.