What does the R function subset() primarily do?Transform the dataset's structureExtracts parts of a dataset based on conditionsRenames columns of a data frameComputes summary statistics for each subset

What is the process of selecting a subset of data for analysis called?Select one:a.Filteringb.Samplingc.Normalizingd.Cleaning

Explain what an R package is; distinguish between the functions install.packages() and library()

Which R function can be used to find the structure of a data frame or vector?summary()describe()str()overview()

In a dataset, what do the columns represent?

A problem where the task is to find subsets of a given set whose sum equals a specified target value. Often used in dynamic programming and combinatorial optimization, aiding in resource allocation or partitioning.