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Atul Vishwakarma Data Processing…?
Data & Data Set: The information that you collect from an experiment, survey, or archival source is referred to as your data. Most generally,  data  can be defined as a list of numbers possessing meaningful relations. A  data set  is a representation of data, defining a set of ariables" that are measured on a set of ases." Variable:   A variable is any characteristic of an object that can be represented as a number. The values that the variable takes will vary when measurements are made on different objects or at different times.  Case:  Recorded information about an object we observe a case.
Every row is a single case Every column is a variable
Data Processing: Data processing most often refers to processes that convert data into information or knowledge. Information: Information is defined as either a meaningful answer to a query or a meaningful stimulus that can consider into further queries.
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],5.7 50 - 40 2.4 30 1.6 20 7.3 10 6.8 0 Rate of Urine Production (mL / min) Time (min)
SOME PROBLEMS IN PROCESSING: a) The Problem Concerning “Don’t Know” or DK/NA responses. b) Use of Percentages %
Softwares:   SPSS SAS Quantum Quanvert Stata Strata Systat Euler Matlab Minitab
Data Processing using Quantum, SPSS etc..
Data File Formats: SPSS:  *.sav Excel:  *xls ASCII:  *.asc, *.dat Programming in Quantum: Exporting data in ASCII format. Programming according to questionnaire (Drafting Set File) Outputs in *.csv formats
A single variable. Cross Checking
Atul Vishwakarma Leadcap Ventures [email_address]

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Data Processing-Presentation

  • 1.  
  • 2. Atul Vishwakarma Data Processing…?
  • 3. Data & Data Set: The information that you collect from an experiment, survey, or archival source is referred to as your data. Most generally, data can be defined as a list of numbers possessing meaningful relations. A data set is a representation of data, defining a set of ariables" that are measured on a set of ases." Variable: A variable is any characteristic of an object that can be represented as a number. The values that the variable takes will vary when measurements are made on different objects or at different times. Case: Recorded information about an object we observe a case.
  • 4. Every row is a single case Every column is a variable
  • 5. Data Processing: Data processing most often refers to processes that convert data into information or knowledge. Information: Information is defined as either a meaningful answer to a query or a meaningful stimulus that can consider into further queries.
  • 6.
  • 7.
  • 8.
  • 9. SOME PROBLEMS IN PROCESSING: a) The Problem Concerning “Don’t Know” or DK/NA responses. b) Use of Percentages %
  • 10. Softwares: SPSS SAS Quantum Quanvert Stata Strata Systat Euler Matlab Minitab
  • 11. Data Processing using Quantum, SPSS etc..
  • 12. Data File Formats: SPSS: *.sav Excel: *xls ASCII: *.asc, *.dat Programming in Quantum: Exporting data in ASCII format. Programming according to questionnaire (Drafting Set File) Outputs in *.csv formats
  • 13. A single variable. Cross Checking
  • 14. Atul Vishwakarma Leadcap Ventures [email_address]