a) Nearly 80% of data analysis is spent on wrangling data b) Nearly 20% of data analysis is ...
View QuestionWhich of the following is an example of tidy data?
a) complicated JSON from facebook API b) complicated JSON from Twitter API c) unformatted excel file d) all ...
View QuestionWhich type of data is generated by POS terminal in a busy supermarket each day?
a) Source b) Processed c) Synchronized d) All of the mentioned Answer: a Explanation: Raw data is ...
View QuestionWhich of the following is another name for raw data?
a) destination data b) eggy data c) secondary d) machine learning Answer: b Explanation: Although raw data ...
View QuestionProcessing data includes subsetting, formatting and merging only.
a) True b) False Answer: b Explanation: There are many other techniques applied to raw data.
View QuestionWhich of the following data is put into a formula to produce commonly accepted results?
a) Raw b) Processed c) Synchronized d) All of the Mentioned Answer: b Explanation: Raw data came ...
View QuestionPoint out the correct statement.
a) Primary data is original source of data b) Secondary data is original source of data c) Questions ...
View QuestionWhich of the following is an example of raw data?
a) original swath files generated from a sonar system b) initial time-series file of temperature values c) a ...
View QuestionData that summarize all observations in a category are called __________ data.
a) frequency b) summarized c) raw d) none of the mentioned Answer: b Explanation: The summary could ...
View QuestionPoint out the correct statement.
a) Data has only qualitative value b) Data has only quantitative value c) Data has both qualitative and ...
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