Data Mining Essentials Quiz

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Core concepts of data mining.

Créé par

HARSHAVARTHINI K

India

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Froggy Jumps Data Mining Essentials QuizVersion en ligne Core concepts of data mining. par HARSHAVARTHINI K 1 What is data mining primarily used for? a Storing data in warehouses b Discovering patterns and insights from large datasets c Deleting old data from databases 2 Which technique groups data into similar sets without prior labels? a Regression b Classification c Clustering 3 Which algorithm is commonly used for supervised learning in data mining? a Decision Trees b K-Means c Association Rules 4 What is the term for rules that express associations between items in datasets? a Predictive Rules b Association Rules c Clustering Rules 5 Which measure evaluates the strength of an association rule? a Accuracy and Recall b Support and Confidence c Lift and Purity 6 Which data mining task predicts a continuous value? a Clustering b Regression c Classification 7 What is the process of selecting a subset of relevant features? a Feature Selection b Data Cleaning c Normalization 8 Which data mining technique is used to reduce dimensionality? a Principal Component Analysis b Normalization c Sampling 9 Which data preprocessing step handles missing values? a Discretization b Binarization c Imputation 10 Which evaluation metric suits binary classification? a Mean Squared Error b Inertia c AUC-ROC

Froggy Jumps

Data Mining Essentials QuizVersion en ligne

Core concepts of data mining.

par HARSHAVARTHINI K

What is data mining primarily used for?

Storing data in warehouses

Discovering patterns and insights from large datasets

Deleting old data from databases

Which technique groups data into similar sets without prior labels?

Regression

Classification

Clustering

Which algorithm is commonly used for supervised learning in data mining?

Decision Trees

K-Means

Association Rules

What is the term for rules that express associations between items in datasets?

Predictive Rules

Association Rules

Clustering Rules

Which measure evaluates the strength of an association rule?

Accuracy and Recall

Support and Confidence

Lift and Purity

Which data mining task predicts a continuous value?

Clustering

Regression

Classification

What is the process of selecting a subset of relevant features?

Feature Selection

Data Cleaning

Normalization

Which data mining technique is used to reduce dimensionality?

Principal Component Analysis

Normalization

Sampling

Which data preprocessing step handles missing values?

Discretization

Binarization

Imputation

Which evaluation metric suits binary classification?

Mean Squared Error

Inertia

AUC-ROC

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Data Mining Essentials Quiz

Froggy Jumps

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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Data Mining Essentials QuizVersion en ligne

par HARSHAVARTHINI K

What is data mining primarily used for?

Which technique groups data into similar sets without prior labels?

Which algorithm is commonly used for supervised learning in data mining?

What is the term for rules that express associations between items in datasets?

Which measure evaluates the strength of an association rule?

Which data mining task predicts a continuous value?

What is the process of selecting a subset of relevant features?

Which data mining technique is used to reduce dimensionality?

Which data preprocessing step handles missing values?

Which evaluation metric suits binary classification?

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