Types of charts and graph in statistics

TYPES OF CHARTS AND
GRAPH IN STATISTICS
• Statistics is the method of conducting a study
about a particular topic by collecting,
organizing, interpreting, and finally presenting
data.

What is Statistics??

• Government Agencies
• Science and Medicine
• Psychology
• Education
• Companies

Usage of statistics in our daily life

A Bar Graph is a chart that
uses either horizontal or vertical bars to show comparisons between categories

Definition of Bar Graph

Represents individually separate and distinct values.

Shows the specific categories being compared.

Y – Axis
X- Axis
• show each data category in a frequency distribution
• display relative numbers or proportions of multiple categories
• summarize a large data set in visual form
• estimate key values at a glance
• be easily understood due to widespread use in business and the media

Advantages of Bar chart

• require additional explanation
• be easily manipulated to yield false impressions
• fail to reveal key assumptions, causes, effects, or patterns

Disadvantages of Bar graph

Classification of Bar Charts

Bar Charts

Subdivided

Single (vertical)

Multiple

Years	1989	1990	1991	1992	1993