Typically a collection if they are organized. If not, they may be referred to as a collection or an accumulation.
Because the data set is sometimes called a group
set
"A set" is a collective noun so it takes the singular: was It can be confusing eg "a set of stamps WAS stolen" BUT "some stamps WERE stolen"
This is called a set.
Because the data set is sometimes called a group
clone- group of indivdual organisms that have exactly the same genes
A smudge
{| |- | The first step is to identify the stamps. Consult a stamp catalog such as Scott's, which include pictures and descriptions of all the stamps. They typically include a price for the set as well as the individual stamps. It also provides details on identification as well as a description on how stamps are rated and graded. |}
Cluster
A solution set
a bunch of hot heads.
A group of plates and cups is commonly referred to as a set of dishes.