CIS Module 9a & 9b
Question Mode Multiple Choice Question _________ grouping analysis reveals the relationship between variables along with the nature and frequency of the relationships. Multiple choice question. Classification Affinity Profiling
Affinity
Social Media Analysis
Analyzes text flowing across the Internet, including unstructured text from blogs and messages
What is a process that weeds out and fixes or discards inconsistent, incorrect, or incomplete information? Multiple choice question. Information cube Information cleansing Information granularity Information inconsistency
Information cleansing
What is the difference between classification and cluster analysis
· classification analysis differs from cluster analysis in that it requires that all classes are defined before the analysis begins. o Assigns records to one of a predefined set of classes. · a cluster analysis is exploratory and classification is less exploratory and more grouping
Which of the following contains a subset of data warehouse information? Multiple choice question. A data website A data warehouse A data mart A data mining tool
A data mart
Which of the following describe Data Warehouses? (select all that apply) Question 2 options: a) Has a purpose to combine strategic information into a single repository in such a way that people who need that information can make decisions and undertake business analysis. b) A subset of information from a Datamart. c) A logical collection of information gathered from many operational databases. d) A process that transforms data from internal and external databases using a common set of enterprise wide definitions. e) Supports business analysis activities and decision making tasks.
C & E
__________ analysis is the process of organizing data into categories or groups for its most effective and efficient use. Multiple choice question. Cluster Classification Estimation
Classification
Assigns records to one of a predefined set of classes.
Classification analysis
The following are examples of __________ analysis · A class of customers who default on a loan or a class for customers who did not default on a loan . · Groups of political · Charity donors
Classification analysis
The process of organizing data into categories or groups for its most effective and efficient use
Classification analysis
Divides information that is similar into groups that are mutually exclusive of each another.
Cluster analysis
What is a technique used to divide information sets into mutually exclusive groups such that the members of each group are as close together as possible to one another and the different groups are as far apart as possible? Multiple choice question. Association detection Cluster analysis Statistical analysis
Cluster analysis
What is the process of analyzing data to extract information not offered by the raw data alone? Multiple choice question. Data warehousing Data mining Data quality audit Data forecasts
Data mining
What describes technologies that allow users to "see" or visualize data to transform information into a business perspective? Multiple choice question. Intelligence dashboards Data visualization Informing Infographics
Data visualization
Question Mode Multiple Choice Question What is a logical collection of information, gathered from many different operational databases, that supports business analysis activities and decision-making tasks? Multiple choice question. Data warehouse Data dictionary Database Data-driven website
Data warehouse
Correlation Analysis
Determines a statistical relationship between variables, often for the purpose of identifying predictive factors among the variables
______ data is erroneous or flawed data. Multiple choice question. Scrubbed Dirty Cleaned
Dirty
Multiple Choice Question ___________, transformation, and loading is a process that extracts information from internal and external databases, transforms it using a common set of enterprise definitions, and loads it into a data warehouse. Multiple choice question. Extraction Dynamic Existing
Extraction
What is a process that extracts information from internal and external databases, transforms it using a common set of enterprise definitions, and loads it into a data warehouse? Multiple choice question. Relational database transformation Business critical integrity constraints Extraction, transformation, and loading
Extraction, transformation, and loading
Select the term(s) that describe the process for weeding out, fixing, or discarding inconsistent, incorrect, or incomplete information. Multiple select question. Information scrubbing Information integrity Information cube Information cleansing Information key
Information scrubbing Information cleansing
A data _______________ extracts knowledge from data by performing statistical analysis, data mining, and advanced analytics on big data to identify trends, market changes, and other relevant information.
Scientist
Analyzes text flowing across the Internet, including unstructured text from blogs and messages
Social media anyalysis
Pattern Recognition Analysis
The classification or labeling of an identified pattern in the machine learning process
Behavioral Analysis
Using data about people's behaviors to understand intent and predict future actions
Determines the relationships between variables and the nature of the relationships.
affinity analysis
The following are examples of __________ analysis 55% of the time events A and B occur together · 80% of the times that items A and B occur together they were followed by item C within three days
affinity analysis
What reveals the relationship between variables along with the nature and frequency of the relationships? Multiple choice question. affinity grouping analysis comparative analysis data aggregation information cleansing and scrubbing
affinity grouping analysis
Question Mode Multiple Choice Question Data _______ is the collection of data from various sources for the purpose of data processing. Multiple choice question. standards aggregation usefulness
aggregation
The following are examples of __________ analysis Creating target-market strategies based on zip codes. Evaluating customer segments by zip codes allows a business to assign a level of importance to each segment Zip codes offer valuable insight in to things such as spending habits, income levels, etc With target marketing, a business can decrease costs while increasing success rate of marketing campaign
cluster analysis
Question Mode Multiple Choice Question What is the common term for the representation of multidimensional information? Multiple choice question. box cube circle dictionary
cube
What is the collection of data from various sources for the purpose of data processing? Multiple choice question. dirty data data repository data aggregation data cleansing
data aggregation
A __________ is a business analytics specialist who uses visual tools to help people understand complex data. Great data visualizations provide insight into something new about the underlying patterns in relationships.
data artist
Question Mode Multiple Choice Question Who is a business analytics specialist who uses visual tools to help people understand complex data? Multiple choice question. data governor data artist data scientist
data artist
Who extracts knowledge from data by performing statistical analysis, data mining, and advanced analytics on big data to identify trends, market changes, and other relevant information? Multiple choice question. data scientist data manager data artist
data scientist
What is erroneous or flawed data? Multiple choice question. dirty data data lake data mart data broker
dirty data
A(n) ________ analysis determines values for an unknown continuous variable behavior or estimated future value. Multiple choice question. cluster market basket estimation
estimation
Determines values for an unknown continuous variable behavior or estimated future value.
estimation analysis
The following describe __________ analysis Percentage of high school students that will graduate based on student teacher ratio or income levels. · Can be used to determine the overall cost of a project from start to completion · can be used to estimate profits from introducing a new product line .
estimation analysis
The following describes __________ analysis · one of the least expensive modeling techniques.
estimation analysis
What determines values for an unknown continuous variable behavior or estimated future value? Multiple choice question. estimation analysis recommendation engine data replication comparative analysis
estimation analysis
What determines values for an unknown continuous variable behavior?
estimation analysis
A(n) _____ is the common term for the representation of multidimensional information. (Enter one word in the blank.) Multiple choice question. information circle information cube information block
information cube
Question Mode Multiple Choice Question A data _______ contains a subset of data warehouse information. Multiple choice question. warehouse mine mart
mart
Data ________ is the process of analyzing data to extract information not offered by the raw data alone. Multiple choice question. analysis texting mining
mining
Question Mode Multiple Choice Question A(n) __________ is a central location in which data is stored. Multiple choice question. definition repository aggregation
repository
Question Mode Multiple Choice Question Data ___________ describes technologies that allow users to "see" or visualize data to transform information into a business perspective. Multiple choice question. velocity relational visualization variety
visualization