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Information Technologies Deneme Sınavı
Information Technologies Deneme Sınavı Sorusu #1270467
Information Technologies Deneme Sınavı Sorusu #1270467
Which of the following includes processes of filling missing values, correcting inconsistencies, identifying outliers and getting rid of them?
Data cleaning |
Data collection |
Data Warehousing |
Tasking Relevant Data |
Pattern Evaluation |
Yanıt Açıklaması:
Data cleaning includes processes of filling missing values, correcting inconsistencies, identifying outliers and getting rid of them. Missing values can be filled with attribute mean, attribute mean of all tuples belonging to the same class of the given tuple containing missing values, overall system mean, and a prediction produced by a learning algorithm.
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