Submit Predictions Statistics & Analysis Data Management Hypotheses Goal Get Data Predict whom survived the Titanic Disaster
+ Goal: Achieve High Prediction Score Score = Number of Passengers in Test Dataset Correctly Predict Passenger’s Fate
Submit Predictions Statistics & Analysis Data Management Hypotheses Goal Get Data Predict whom survived the Titanic Disaster Woman and Children First
Training and Test Data Training Data N=891 39% Survived Test Data N=418 All Titanic Passengers N= 2,223 All Employees Subset of Current Employees All Customers Subset of Customers Develop Model
VariableDescriptionTypeData pclassPassenger ClassCategorical, Ordinal 1 = 1st; 2 = 2nd; 3 = 3 rd Pclass is a proxy for socio-economic status 1st ~ Upper; 2nd ~ Middle; 3rd ~ Lower nameNameText Sex Categorical ageAgeNumeric sibspNumber of Siblings/Spouses AboardInteger parchNumber of Parents/Children AboardInteger ticketTicket NumberText farePassenger FareNumeric cabinCabinText embarkedPort of EmbarkationCategoricalC = Cherbourg; Q = Queenstown; S = Southampton Predictor Variables
Submit Predictions Statistics & Analysis Data Management Hypotheses Goal Get Data Predict whom survived the Titanic Disaster Woman and Children First Read dataset into Excel, R, etc
Datasets: Training and Test Develop Model Using Training Dataset and Apply to Test Data
Submit Predictions Statistics & Analysis Data Management Hypotheses Goal Get Data Predict whom survived the Titanic Disaster Woman and Children First Read dataset into Excel, R, etc Some Age Missing Data, Analyze Gender Only
Gender Model Training Data Test Data Develop Model
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Submit Predictions Statistics & Analysis Data Management Hypotheses Goal Get Data Predict whom survived the Titanic Disaster Woman and Children First Read dataset into Excel, R, etc Some Age Missing Data, Analyze Gender Only 74% Women, 19% Men 320 / 418 = 76.5%