What type of analytics focuses on summarizing past data?
Descriptive analytics
What type of analytics predicts future outcomes?
Predictive analytics
What type of analytics recommends actions?
Prescriptive analytics
What is the purpose of data mining?
To identify patterns and relationships in large datasets
What is a data warehouse?
A system used to store large amounts of aggregated data
What is data integrity?
The accuracy and reliability of data
What is data quality?
The usefulness of data for its intended purpose
What is benchmarking?
Comparing performance with similar organizations
What is sampling?
Using a subset of data to represent the whole
What is case finding?
Identifying patients with a specific condition
What is case abstraction?
Extracting important data from records
What is aggregate data?
Combined data from multiple patients
What is a disease index?
A list of patients by diagnosis
What is a master patient index (MPI)?
A database of all patient records
What is a run chart?
A graph showing trends over time
What is a normal distribution?
A symmetrical distribution where mean = median = mode
What is skewed data?
Data that is not symmetrical
What is the median?
The middle value in a dataset
What is the mean?
The average of a dataset
What is the mode?
The most frequent value
What is abstraction?
Extracting data from a source document
What is indexing?
Organizing data for retrieval
What is data mapping?
Linking data between systems
What is metadata?
Data about data
