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in R programm What should you look for when checking for data errors? To some degree, the answer depends on the nature of the data,
in R programm
What should you look for when checking for data errors? To some degree, the answer depends on the nature of the data, but some general problems are:
Numeric columns stored as character data or factors Impossible values (Nulls or NA)
Typos or inconsistent letter case in character data
Typos in numeric data (decimal place errors)
Incorrect column names Merged columns.
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