Republic of the Philippines
UNIVERSITY OF RIZAL SYSTEM
Rodriguez, Rizal
GRADUATE SCHOOL
PROGRAM: MAT-FILIPINO
NAME: REYSIE ANN F. PALIGUTAN
ASSIGNMENT #1
DATE: JUNE 6, 2021
EDUC 201/203 STATISTICS
PROF. FLORANTE J. MERCADO
STATISTICS
TYPES OF VARIABLES
QUALITATIVE
QUANTITATIVE
Characteristic being
studied is non-numeric.
Example: Sex
(Female and Male)
Variable being studied can
be reported numerically.
Example: Salary
LEVELS OF MEASUREMENT
NOMINAL LEVEL
Observations of a qualitative
data can only be classified and
counted. Data categories have
no logical order.
Example:
Blood type
ORDINAL LEVEL
Data classifications are
ranked or ordered according
to the particular trait they
posses.
Example:
Winners in Quiz
Bee
DISCRETE QUANTITATIVE
CONTINUOUS
INTERVAL LEVEL
RATIO LEVEL
Variables usually obtained through
counting and described by whole
numbers.
Variables that are usually
measured through
measuring.
Equal differences in the
characteristics are represented
by equal differences in the
measurement. And Zero does
not represent the absence of the
condition.
Zero point is meaningful,
and the ratio between
two numbers are
meaningful.
Example: Weight
of Meat in the
Market
Example: Number
of Passengers
(Big or small
person is counted
as whole number)
Example:
Temperature
TYPES OF STATISTICS
Black
24.2%
Red
11%
White
26.4%
Silver
20.9%
Blue
17.6%
DESCRIPTIVE STATISTICS
INFERENTIAL STATISTICS
Graphic presentations to organize
and describe data while the
measures of location and
dispersion are used to describe
data numerically.
It involves the methods used to
determine something about the
population on the basis of the
sample.
Example: Conducted a survey
to 20 students about their
favorite color.
Example: Conducting survey
about absenteeism
Population: All Junior High
School Students
Sample: Grade 8 students
Example: Pulse
0 pulse means
no pulse