Top 5 popular data science algorithms

Top 5 popular data science algorithms:

Decision Tree
Random Fores
Association Rule Mining
Linear Regression
K-means Clustering

Data science is nothing but extracting and actionable knowledge from data:

Data Scienctist must know data architecture , machine learning, data analytics.

Machine Learning Algorithms(sample)

Continuos:
Unsupervised Supervised
Clustering Regression
Kmeans Linear
SVD Polynomial
PCA Decision Trees
Radom Forests

Categorical:
Association Analysis Classification
Apriori KNN
FP Growth Trees
Hidden Markov Model Logistic Regression
Naive Bayes
Bayes

Supervised Learning: The categories of the data is already known
Unsupervised Learning: The learning process attempts to find appropriate category for the data.