what are 2 points datasets are vulnerable to human error?
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- coding (researcher)
- data entry (researcher or data entry person)
- data consistency (respondent) - may answer questions again with a
different response, not answering honestly or not reading question
properly
examples of bivariate analysis
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, gender (m/f) -> disease status (absent/present)
gender - independent variable
disease status - dependent variable
weight (kg) -> disease status (absent/present)
weight - independent variable
disease status - dependent variable
OR
disease status (absent/present) -> weight (kg)
weight - dependent variable
disease status - independent variable
disadvantages of random checking
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- don't check everybody
- only as accurate as % you check
considerations for multivariate analysis. give example
Give this one a try later!
Give this one a try later!
- coding (researcher)
- data entry (researcher or data entry person)
- data consistency (respondent) - may answer questions again with a
different response, not answering honestly or not reading question
properly
examples of bivariate analysis
Give this one a try later!
, gender (m/f) -> disease status (absent/present)
gender - independent variable
disease status - dependent variable
weight (kg) -> disease status (absent/present)
weight - independent variable
disease status - dependent variable
OR
disease status (absent/present) -> weight (kg)
weight - dependent variable
disease status - independent variable
disadvantages of random checking
Give this one a try later!
- don't check everybody
- only as accurate as % you check
considerations for multivariate analysis. give example
Give this one a try later!
