Tags: Volume

Data frame exercises Vol. 2

Data frame exercises Vol. 2

[In the exercises below we cover the basics of data frames.] Answers to the exercises are available here. Exercise 1 Consider two vectors: x=seq(1,43,along.with=Id) y=seq(-20,0,along....
Big Data Analytics

Big Data Analytics

Big data is the new buzzword within the data warehousing and business analytics community. According to TDWI r ecent report on BIG data, there are 3 Vs of big data – Volume which is m...