Why Radical Technologies

Target audience?

• Engineering/Management Graduate or Post-graduate Fresher Students who want to make their career in Data Science Industry or want to be future Data Scientist.
• Engineers who want to use a distributed computing engine for batch or stream processing or both
• Analysts who want to leverage Spark for analyzing interesting datasets
• Data Scientists who want a single engine for analyzing and modelling data 
• MBA Graduates or business professionals who are looking to move to a heavily quantitative role.
• Engineering Graduate/Professionals who want to understand basic statistics and lay a foundation for a career in Data Science
• Working Professional or Fresh Graduate who have mostly worked in Descriptive analytics or not work anywhere and want to make the shift to being  data scientists
• Professionals who’ve worked mostly with tools like Excel and want to learn how to use R for statistical analysis.

DATA SCIENCE WITH S-A-S COURSE CONTENT

Introduction To Analytics

• Analytics World
  • Introduction to Analytics
  • Concept of ETL
  • S-A-S in advanced analytics
• Global Certification: Induction and walk through
  • Getting Started
  • Software installation
  • Introduction to GUI
  • Different components of the language
  • All programming windows
  • Concept of Libraries and Creating Libraries
  • Variable Attributes – (Name, Type, Length, Format, In format, Label)
  • Importing Data and Entering data manually
• Understanding Datasets
  • Descriptor Portion of a Dataset (Proc Contents)
  • Data Portion of a Dataset
  • Variable Names and Values
  • Data Libraries

 Base S-A-S – Accessing The Data

• Understanding Data Step Processing
  • Data Step and Proc Step
  • Data step execution
  • Compilation and execution phase
  • Input buffer and concept of PDV
• Importing Raw Data Files
  • Column Input and List Input and Formatted methods
  • Delimiters, Reading missing and non standard values
  • Reading one to many and many to one records
  • Reading Hierarchical files
  • Creating raw data files and put statement
  • Formats / Informat
• Importing and Exporting Data (Fixed Format / Delimited)
• Proc Import / Delimited text files
• Proc Export / Exporting Data
• Datalines / Cards;
• Atypical importing cases (mixing different style of inputs)
  • Reading Multiple Records per Observation
  • Reading “Mixed Record Types”
  • Sub-setting from a Raw Data File
  • Multiple Observations per Record
  • Reading Hierarchical Files
  •  
• Concept of SAS library and SAS Catalog
• Variable Types in SAS
• Reading Data stored external to SAS
• Importing Data by using Proc Import
• Data Step SAS statements
• SAS Functions
• Appending and Merging using SAS
• SAS Procedures like proc means, proc Univariate, proc append, proc freq and proc export.
• SAS SQL
• SAS Macros

Hypothesis Testing and ANOVA

• One Sample t-test of comparing means
• Two Sample t-test of comparing means
• One Way ANOVA
• Assumptions of ANOVA Modeling
• n-way ANOVA
• ANOVA Post Hoc Studies

Measure Model Performance

• Apply the principles of honest assessment to model performance measurement
• Assess classifier performance using the confusion matrix
• Model selection and validation using training and validation data
• Create and interpret graphs (ROC, lift, and gains charts) for model comparison and selection
• Establish effective decision cut-off values for scoring

 Data Understanding, Managing And Manipulation

• Understanding and Exploration Data
  • Introduction to basic Procedures – Proc Contents, Proc Print
• Understanding and Exploration Data
  • Operators and Operands
  • Conditional Statements (Where, If, If then Else, If then Do and select when)
  • Difference between WHERE and IF statements and limitation of WHERE statements
  • Labels, Commenting
  • System Options (OBS, FSTOBS, NOOBS etc…)
• Data Manipulation
  • Proc Sort – with options / De-Duping
  • Accumulator variable and By-Group processing
  • Explicit Output Statements
  • Nesting Do loops
  • Do While and Do Until Statement
  • Array elements and Range
• Combining Datasets (Appending and Merging)
  • Concatenation
  • Interleaving
  • Proc Append
  • One To One Merging
  • Match Merging
  • IN = Controlling merge and Indicator

 Data Mining With Proc SQL

• Introduction to Databases
• Introduction to Proc SQL
• Basics of General SQL language
• Creating table and Inserting Values
• Retrieve & Summarize data
• Group, Sort & Filter
• Using Joins (Full, Inner, Left, Right and Outer)
• Reporting and summary analysis
• Concept of Indexes and creating Indexes (simple and composite)
• Connecting S-A-S to external Databases
• Implicit and Explicit pass through methods

 Macros For Automation

• Macro Parameters and Variables
• Different types of Macro Creation
• Defining and calling a macro
• Using call Symput and Symget
• Macros options (mprint symbolgen mlogic merror serror)

 Fundamental Of Statistics

• Basic Statistics – Measures of Central Tendencies and Variance
• Building blocks – Probability Distributions – Normal distribution – Central Limit Theorem
• Inferential Statistics -Sampling – Concept of Hypothesis Testing
• Statistical Methods – Z/t-tests( One sample, independent, paired), Anova, Correlations and Chi-square    
• Levels of Measurement and Variable types
• Descriptive Statistics and Picturing Distributions
• Confidence Interval for the Mean

Introduction To Predictive Modelling

• Introduction to Predictive Modeling
• Types of Business problems – Mapping of Techniques
• Different Phases of Predictive Modeling

 Data Preparation

• Need of Data preparation
• Data Audit Report and Its importance
• Consolidation/Aggregation – Outlier treatment – Flat Liners – Missing values- Dummy creation – Variable Reduction
• Variable Reduction Techniques – Factor & PCA Analysis

 Segmentation

• Introduction to Segmentation
• Types of Segmentation (Subjective Vs Objective, Heuristic Vs. Statistical)
• Heuristic Segmentation Techniques (Value Based, RFM Segmentation and Life Stage Segmentation)
• Behavioural Segmentation Techniques (K-Means Cluster Analysis)
• Cluster evaluation and profiling
• Interpretation of results – Implementation on new data

 Linear Regression

• Introduction – Applications
• Assumptions of Linear Regression
• Building Linear Regression Model
• Understanding standard metrics (Variable significance, R-square/Adjusted R-square, Global hypothesis ,etc)
• Validation of Models (Re running Vs. Scoring)
• Standard Business Outputs (Decile Analysis, Error distribution (histogram), Model equation, drivers etc.)
• Interpretation of Results – Business Validation – Implementation on new data

 Logistic Regression

• Introduction – Applications
• Linear Regression Vs. Logistic Regression Vs. Generalized Linear Models
• Building Logistic Regression Model
• Understanding standard model metrics (Concordance, Variable significance, Hosmer Lemeshov Test, Gini, KS, Misclassification, etc)
• Validation of Logistic Regression Models (Re running Vs. Scoring)
• Standard Business Outputs (Decile Analysis, ROC Curve,
  Probability Cut-offs, Lift charts, Model equation, Drivers, etc)
• Interpretation of Results – Business Validation -Implementation on new data

 Time Series Forecasting

• Introduction – Applications
• Time Series Components( Trend, Seasonality, Cyclicity and Level) and Decomposition
• Classification of Techniques(Pattern based – Pattern less)
• Basic Techniques – Averages, Smoothening, etc
• Advanced Techniques – AR Models, ARIMA, etc
• Understanding Forecasting Accuracy – MAPE, MAD, MSE, etc

 Introduction To Machine Learning

• Statistical learning vs. Machine learning
• Major Classes of Learning Algorithms -Supervised vs Unsupervised Learning
• Concept of Overfitting and Under fitting (Bias-Variance Trade off) & Performance Metrics
• Types of Cross validation(Train & Test, Bootstrapping, K-Fold validation etc)

 Regression & Classification Model Building

• Recursive Partitioning(Decision Trees)
• Ensemble Models(Random Forest, Bagging & Boosting)
• K-Nearest neighbours

Learn Datascience With S-A-S & Python – Course in Pune with Training, Certification & Guaranteed Job Placement Assistance!

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