COLLECTION AND PRESENTATION OF DATA Flashcards
The branch of mathematics
Statistics
Collection, Classification, and Presentation of data designed to summarize and describe the group
Descriptive Statistics
Drawing of conclusions or judgments about a population
Inferential Statistics
Must be valid, reliable, relevant, and consistent with other information about the problem at hand.
Collection Of Data
Data or information that comes from existing records.
Secondary Data
Data taken from the company’s own records
Internal Data
Data that come from outside sources
External Data
Gets the needed data/information form the respondents or interviewee verbally and directly in a ftf contact.
The Interview Or Direct Method
A data-gathering instrument, consisting of a list of well-planned, written questions
The Questionnaire Or Indirect Method
The records of birth, marriages, and deaths of the Philippine Statistic Authority
Registration Method
Certain data or information cannot be secured adequately or validly except through the use of observation
Observation
Gathered by experimentation
Experimentation
All conceivable possible observations of a certain phenomenon
Population
A finite number of items selected from a population
Sample
Fundamental quantity
Variable
Does not progress from one value to the next without a break
Discrete Variable
Progress from one value to the next without a break
Continues Variable
Fundamental quantities that do not change in value
Constants
Actual values of the variables
Variate
Assigning numerals and other symbols
Coding
Grouping them on the basis of some similarity
Classification
Counting and grouping
Data Processing
Recording, sorting out, classifying, and arranging data
Tallying
Showing and describing the data
Data Presentation
using words to explain the acquired data
Textual Presentation
uses tables.
Tubular Presentation
uses graphs and charts.
Graphical Presentation
