data analysis
TRANSCRIPT
DATA ANALYSIS
IMPORTANCE OF DATA ANALYSIS•Structuring the findings from survey research or other means of data collection•Break a macro picture into a micro one•Acquiring meaningful insights from the dataset•Basing critical decisions from the findings•Ruling out human bias through proper statistical treatment
DATA VALIDATION
• Intended to provide certain well-defined guarantees for fitness, accuracy, and consistency
• Failures or omissions in data validation can lead to data corruption or a security vulnerability. Data validation checks that data are valid, sensible, reasonable, and secure before they are processed
DATA EDITING
• Editing is the process of checking and adjusting data for omissions, consistency, and legibility
• The editor’s task is to check for errors and omissions on questionnaires or other data collection forms.
• When the editor discovers a problem, he or she adjusts the data to make them more complete, consistent, or readable.
TABULATION
• Compress the data into rows and columns and relation can be understood.
• Simplifies complex data, facilitate comparison, gives identify to the data and reveals pattern
PREPARATION OF TABLES AND GRAPHS
Thank You!
Presentation By- Yusuf Khan