What is the common perception of visualization?
Explain cluster sampling technique in data science
What prior subject is required to become data analyst?
What do you understand by ensemble learning?
What are Principal components?
How do you do for loops in python and r?
What skills are required for data analytics roles?
Why is data cleaning essential in data science?
Explain k-mean?
Can you define a/b testing?
Explain about string parsing in R language
What is an outlier?
Now companies are heavily investing their money and time to make the dashboards. Why?
Can you use machine learning for time series analysis?
What is the difference between kmeans clustering and hierarchical clustering?