WorksheetsRevision R Programming
Total questions: 10
Worksheet time: 3mins
A software environment which is used to analyze statistical information, graphical representation, reporting, and data modelling is______
R Programming
Powerpoint
Canva
Adobe Photoshop
Comments in R starts with a symbol _____
$
#
&
@
A matrix is____ dimensionsinal rectangular data set.
5
4
3
2
Which method is used to determine the no.of clusters?
kmean
clus
elbow
num
NaN stands for_____
Not a Number
Null a Number
Null as Numeric
None of the above
The process of removing the unwanted branches from tree is known as __________
Pruning
Removing
Elimination
Processing
Apriori algorithm mainly used for _____________
Market products validation
Market prediction
Market Basket Analysis
Market products billing.
Which function is used for k-means clustering?
cluster()
k-avg()
k-means()
clusteravg()
What is used to make predictions about unknown future events?
Descriptive Analysis
Predictive Analysis
Future Analysis
Explorative Analysis
ETL stands for Extract, Transform and _____
Learn
Load
Lead
Let
