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30 Cards in this Set

  • Front
  • Back

Primary source

Personal interview and actual observation.

Secondary source

Taken from other's works, news reports etc.

Direct or Interview method

Person-to-person interaction.

Indirect or questionnaire method

Alternative method for the interview method.

Indirect or questionnaire method

Written responses are ontained.

Registration method

Enforced by private organizations.

Observation method

Scientific method of investigation.

Experimentation method

To determine the cause and effect.

Textual presentation

Combines text and numerical facts.

Tabular presentation

Provides numerical facts in a more concise and systematic manner.

Tabular presentation

Statistical tables are constructed.

Tabular presentation

Class or subclass is assigned.

Graphical presentation

Organizing and presenting statistical data.

Line graph

Relationships between two sets of quantities.

Line graph

X and Y.

Line graph

Plotted points will be connected by a line segment.

Line graph

Used to predict growth trends.

Bar graph or histogram

Consists of bars and rectangles.

Bar graph or histogram

Done by drawing rectangles.

Bar graph or histogram

Two or more kinds of information can be compared.

Circle graph or pie chart

Relationships of the different components of a single total.

Circle graph or pie chart

Angles or size of the sectors should be proportional. 100%

Circle graph or pie chart

Colors, legends and cross hatching.

Picture graph or pictogram

Visual presentation of statistical quantities by means of drawing pictures.

Picture graph or pictogram

Sizes and magnitudes drawn pictures.

Picture graph or pictogram

Legends are sometimes used.

Map graph or cartogram

Best way to present geographical data.

Map graph or cartogram

Accompanied by legend which tells us the meaning of the lines, colors or other symbols.

Scatter point diagram

Used graphical device.

Scatter point diagram

X and Y are not connected.