Unit 2: Organization and Presentation of Data Flashcards
- The information obtained from each member of a population or sample is recorded in the sequence in which it becomes available.
- Data recorded in the sequence in which they are collected and before they are processed or ranked.
Raw data
- This section explains how to organize and display data using tables and graphs for qualitative and quantitative data.
- You have to present your findings in such a way that the readers can go through them quickly and understand each and every elements of presented data.
TABULAR AND GRAPHICAL PRESENTATION OF DATA
The process of using various visualizations to represent the relationship between two or more data sets so that an informed decision can be made based on them.
Data presentation
Three (3) methods of presenting data.
- Textual
- Tabular
- Graphical
Data collected is presented in paragraph/s or sentence/s wherein text and
numerical facts are combined in a statistical report. This is the simplest method among the three.
Textual
This method provides numerical facts in a more concise and systematic manner using rows and columns of a table.
Tabular
A graph is a pictorial or geometrical representation of a given data. This is the most effective means of organizing and presenting statistical data because the important relationships are brought out more clearly and creatively in virtually solid and colorful figures.
Graphical
A list of the categories along with a measure of how often each value occurred.
Statistical table
The number of measurements in each category.
Frequency
The proportion of measures in each category computed as where frequency is the count for each category, and n is the total number of measurements in the data set.
Relative frequency
The percentage for the category; obtained by multiplying the relative frequency of that category by 100%.
Percentage
The two commonly used types of graphs for qualitative data.
Bar graph and pie graph
