What is Data? Flashcards
What is Data Analytics?
The process of converting data into useful information
What is Descriptive Analytics?
What has already happened
What is Diagnostic Analytics?
Why something happened
What is Predictive Analytics?
What is likely to happen
What is Prescriptive Analytics?
What action to take
What is Business Intelligence?
Answers questions to the when and where
Why is Data Analytics different to Business Intelligence?
It answer the questions of the how and why events occur
What is Open Data
Data that has no restrictions (eg Government Data)
What is Public Data?
Available data but harder to access than Open data.
What is Proprietary Data?
Data owned by an organisation.
What is Operational Data?
Day to day business operation data
What is Research Data?
Collected, observed and generated data.
What are the four types of analytics?
Descriptive, diagnostic, predictive, prescrptive
What are the 3”V”s of Big Data
Volume, variety and velocity.
What is nominal data?
Data that has no order and cannot be measured by numbers
What is Ordinal data?
Data that can be ordered, such as height and length.
What is Binomial data?
Data that can be placed in two categories, such as True/False, Yes/No
What is quantitative data also known as?
Categorical Data
What is Quantitative Data?
Data that is measured using numbers.
What three categories fall under Qualitative Data?
Nominal (named), Ordinal (ordered) and Binomial (binary)
What two categories fall under Quantitative data?
Discrete Data and Continuous Data
What are the FOUR levels of data structure
Structured,
Semi-structured,
“Quasi” Structured,
Unstructured.
