
Data Science Fundamentals
Authored by SREELA R
Computers
University
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the term "outlier" refer to in statistics?
The mean of a dataset
Unusual or extreme values in a dataset
The mode of a dataset
The standard deviation of a dataset
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the term "one-hot encoding" in machine learning?
Handling missing values
Scaling numerical features
Encoding categorical variables into binary vectors
Reducing dimensionality
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the first step in the data science process?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The intersection of row and column is called as
Row
Column
range
Cell
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a Pivot Table?
A table containing data that is organized horizontally.
A table containing only black, grey and white formatting
A table used to calculate financial pivot values.
A tool used to summarize data.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these functions will you use if you wish to evaluate more than one condition?
IF()
IFELSE()
IFS()
IFELSES()
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the function =IF(SUM(B3:B6)>10, "Yes", "No"), which of the two functions will be evaluated first?
IF function
SUM function
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