What is an example of an anomaly in data?

Understanding Data Anomalies

Quiz
•
Others
•
10th Grade
•
Hard
Kiddan _bett
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A gradual decline in customer complaints about a service.
A sudden spike in sales data for a product that typically has stable sales.
A steady number of website visitors throughout the year.
A consistent increase in product sales over several months.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are common causes of data anomalies?
Regular software updates
Common causes of data anomalies include data entry errors, system integration issues, inconsistent data formats, lack of data validation, and changes in data sources.
Data encryption techniques
Increased data storage capacity
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can anomalies impact data analysis?
Anomalies improve data analysis accuracy by providing clearer insights.
Anomalies have no effect on data analysis outcomes.
Anomalies can distort data analysis results, leading to inaccurate conclusions and insights.
Anomalies simplify data analysis by removing unnecessary data points.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What methods are used to detect anomalies in datasets?
Data compression algorithms
Data normalization techniques
Data encryption methods
Statistical tests, machine learning algorithms, clustering techniques, and visualization methods.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of analyzing anomalies?
Analyzing anomalies is significant for identifying risks, improving processes, and making informed decisions.
It helps in increasing operational costs.
Anomalies should be ignored to maintain stability.
Analyzing anomalies is only useful for academic research.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Can you name a real-world scenario where data anomalies occurred?
Target data breach in 2013
Yahoo data breach in 2014
Equifax data breach in 2017
Facebook data leak in 2019
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do outliers relate to data anomalies?
Data anomalies are unrelated to outliers.
Outliers are always the most common data points.
Outliers are only found in small datasets.
Outliers are a specific type of data anomaly.
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