data analysis

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