03/10/2019

·         Stadistics definiton

·         Concepts like:

o   Population

o   Sample

o   Variables

§  Qualitative

§  Quantitative

·         Ordely data representation

o   Frequency distribution tables

§  Absolute frequencies

§  Relatives frequencies

§  Cumulative frequencies

o   Graphic representations

§  Pie chart

§  Bar graph

§  Histograms