Question
Which of the following materials behaves as a
dielectric?Solution
The correct answer is D
What is a key difference between random sampling and non-random sampling?
In Python, which method in the Pandas library would you use to replace NaN values in a DataFrame with the median value of each column?
Which of the following visualizations is most effective for detecting outliers in a dataset ?
A data analyst is assessing a dataset with inconsistent categorical entries, such as "USA," "U.S.A," "United States," and "US" for the country field. Wh...
Which sampling technique is most appropriate for studying population data divided into well-defined subgroups , where it is essential to ensure proporti...
Why is metadata critical for managing large datasets?
What is the difference between a list and a tuple in Python?
A company notices an increase in sales every December due to holiday shopping. Which component of time series data does this represent?
When analyzing customer buying behavior, which of the following metrics would be most critical in assessing customer loyalty and retention?
What is the first step in the data analysis process?
Relevant for Exams:
