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How many new columns does the following command return? View:-24640
Question Posted on 07 Aug 2020

How many new columns does the following command return?
iris_series = pd.get_dummies(iris['Species'])
ADS Posted In : DataBase | Structured Data Classification


A process used to identify unusual data points is _________ View:-9861
Question Posted on 31 Aug 2020

A process used to identify unusual data points is _________
Choose the correct option from below list
ADS Posted In : DataBase | Structured Data Classification


Images and documents are examples of _________ View:-15879
Question Posted on 06 Aug 2020

Images and documents are examples of _________
Choose the correct option from below list
(1)Structure....
ADS Posted In : DataBase | Structured Data Classification
Which command is used to identify the unique values of a column? View:-10622
Question Posted on 06 Aug 2020

Which command is used to identify the unique values of a column?
Choose the correct option from below lis....
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What kind of classification is our case study 'Churn Analysis'? View:-14677
Question Posted on 05 Aug 2020

What kind of classification is our case study 'Churn Analysis'?
Choose the correct option from below list....
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Identify the structured data from the following. View:-16446
Question Posted on 30 Jul 2020

Identify the structured data from the following.
Choose the correct option from below list
(1)Data fr....
ADS Posted In : DataBase | Structured Data Classification
True Negative is when the predicted instance and the actual instance are positive. View:-23969
Question Posted on 24 Aug 2020

True Negative is when the predicted instance and the actual instance are positive.
Choose the correct opt....
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Clustering is an example of ___________ View:-12805
Question Posted on 20 Aug 2020

Clustering is an example of ___________
Choose the correct option from below list
(1)Unsupervised cla....
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A technique used to depict the performance in a tabular form that has 2 dimensions namely actual and predicted sets of data is ________ View:-13932
Question Posted on 19 Aug 2020

A technique used to depict the performance in a tabular form that has 2 dimensions namely actual and predicte....
ADS Posted In : DataBase | Structured Data Classification
Which type of cross-validation is used for an imbalanced dataset? View:-13478
Question Posted on 18 Aug 2020

Which type of cross-validation is used for an imbalanced dataset?
Choose the correct option from below li....
ADS Posted In : DataBase | Structured Data Classification
Identify the command used to view the dataset SIZE, and what is the value returned? View:-17748
Question Posted on 14 Aug 2020

Identify the command used to view the dataset SIZE, and what is the value returned?
Download the dataset ....
ADS Posted In : DataBase | Structured Data Classification
Is there a class imbalance problem in the given data set? View:-16080
Question Posted on 12 Aug 2020

Is there a class imbalance problem in the given data set?
Download the dataset from https://gist.githubus....
ADS Posted In : DataBase | Structured Data Classification
Which classifier converges easily with less training data? View:-8104
Question Posted on 11 Aug 2020

Which classifier converges easily with less training data?
Choose the correct option from below list
....
ADS Posted In : DataBase | Structured Data Classification
The fit(X, y) is used to _________ View:-15877
Question Posted on 08 Aug 2020

The fit(X, y) is used to _________
Choose the correct option from below list
(1)Evaluate the classifi....
ADS Posted In : DataBase | Structured Data Classification
The classification where each data is mapped to more than one class is called _________ View:-12994
Question Posted on 19 Sep 2020

The classification where each data is mapped to more than one class is called _________
Choose the correc....
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Which preprocessing technique is used to make the data Gaussian with zero mean and unit variance? View:-11670
Question Posted on 15 Sep 2020

Which preprocessing technique is used to make the data Gaussian with zero mean and unit variance?
Choose ....
ADS Posted In : DataBase | Structured Data Classification
Email spam detection is an example of ________ View:-16858
Question Posted on 14 Sep 2020

Email spam detection is an example of ________
Choose the correct option from below list
(1)Unsupervi....
ADS Posted In : DataBase | Structured Data Classification
How many classes will the following command return? View:-15847
Question Posted on 10 Sep 2020

How many classes will the following command return?
(target classes in the dataset) : classes=list(iris['....
ADS Posted In : DataBase | Structured Data Classification
Pruning is a technique associated with _________ View:-12626
Question Posted on 07 Sep 2020

Pruning is a technique associated with _________
Choose the correct option from below list
(1)Logisti....
ADS Posted In : DataBase | Structured Data Classification
Choose the correct sequence from the following. View:-15933
Question Posted on 07 Sep 2020

Choose the correct sequence from the following.
Choose the correct option from below list
(1)Data Ana....
ADS Posted In : DataBase | Structured Data Classification
The commonly used package for machine learning in Python is _________ View:-13279
Question Posted on 17 Sep 2020

The commonly used package for machine learning in Python is _________
Choose the correct option from belo....
ADS Posted In : DataBase | Structured Data Classification
Cross-validation causes over-fitting. View:-18641
Question Posted on 16 Sep 2020

Cross-validation causes over-fitting.
Choose the correct option from below list
(1)False
(2)True ....
ADS Posted In : DataBase | Structured Data Classification
Choose the correct sequence for the classifier building from the following. View:-17802
Question Posted on 11 Sep 2020

Choose the correct sequence for the classifier building from the following.
Choose the correct option fro....
ADS Posted In : DataBase | Structured Data Classification
Model Tuning helps to increase the accuracy. View:-18604
Question Posted on 04 Sep 2020

Model Tuning helps to increase the accuracy.
Choose the correct option from below list
(1)True
(2....
ADS Posted In : DataBase | Structured Data Classification
Select the pre-processing technique(s) from the following. View:-20959
Question Posted on 02 Sep 2020

Select the pre-processing technique(s) from the following.
Choose the correct option from below list
....
ADS Posted In : DataBase | Structured Data Classification
Let's assume you are solving a classification problem with a highly imbalanced class. View:-14065
Question Posted on 31 Aug 2020

Let's assume you are solving a classification problem with a highly imbalanced class.
The majority class....
ADS Posted In : DataBase | Structured Data Classification
Imputing is a strategy to handle ____________ View:-14221
Question Posted on 27 Aug 2020

Imputing is a strategy to handle ____________
Choose the correct option from below list
(1)Class Imba....
ADS Posted In : DataBase | Structured Data Classification
A classifier that can compute using numeric as well as categorical values is ________ View:-14675
Question Posted on 25 Aug 2020

A classifier that can compute using numeric as well as categorical values is ________
Choose the correct ....
ADS Posted In : DataBase | Structured Data Classification
The cross-validation technique is used to evaluate a classifier by dividing the data set into a training set to train the classifier and a testing set View:-22286
Question Posted on 23 Aug 2020

The cross-validation technique is used to evaluate a classifier by dividing the data set into a training set ....
ADS Posted In : DataBase | Structured Data Classification
To view the first 3 rows of the dataset, which of the following commands is used? View:-22178
Question Posted on 21 Aug 2020

To view the first 3 rows of the dataset, which of the following commands is used?
Download the dataset fr....
ADS Posted In : DataBase | Structured Data Classification
Supervised learning differs from unsupervised learning as supervised learning requires __________ View:-17893
Question Posted on 19 Aug 2020

Supervised learning differs from unsupervised learning as supervised learning requires __________
Choose ....
ADS Posted In : DataBase | Structured Data Classification
What does the command iris['species'].value_counts() return? View:-16108
Question Posted on 17 Aug 2020

What does the command iris['species'].value_counts() return?
Download the dataset from https://gist.githu....
ADS Posted In : DataBase | Structured Data Classification
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