The class mark is also called _____________.

___________ are particularly useful in summarizing large data sets and assigning problems.

_____________ is the organisation of raw data in table form,using classes and frequencies.

The ____________ consist of observations on variables.

A ____________ is an arrangement of the values that one or more variables take in a sample.

In a ____________ classification data are classified either in ascending or in decending order.

_____________ is the difference between the largest and the smallest values of variable.

The highest value is called _____________.

Both the upper and the lower class limits are included in the ____________.

Variations in the value of variables are captured by its ____________.