MIDTERM EXAM/ LONG QUIZ

Changing values to a new scale so that all attributes fall within a predefined range.

Returns all the value systems from the right table as well as the values that match those in the left table (NULL in the case of no matching join predicate).

It is a type of computer cache that stores data based on pattern searches.

A process model that forms the foundation of a data science process.

As computer programs evaluate vast quantities of historical data in order to assess and identify trends in real-time big data.

A particular assumption that can be tested in an experiment utilizing previous study.

By grouping similar objects together, the given data is divided into different groups.

 It refers to a variable that contains categories that do not have a natural order or ranking. If you want, you can code nominal variables with statistics, but the order is random, and any estimations, such as calculating a mean, median, or standard deviation, would be pointless.

Substitute one new numerical variable for the categorical variable and replace each categorical data category with its corresponding class variable probability.

The transformation of numerical variables into categorical counterparts.