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September 2, 2015 04:45
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small fix...
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| PassengerId = testData[1] | |
| testData = testData[-c(1, 8:11)] | |
| testData$Sex = gsub("female", 1, testData$Sex) | |
| testData$Sex = gsub("^male", 0, testData$Sex) | |
| test_master_vector = grep("Master.",testData$Name, fixed=TRUE) | |
| test_miss_vector = grep("Miss.", testData$Name, fixed=TRUE) | |
| test_mrs_vector = grep("Mrs.", testData$Name, fixed=TRUE) | |
| test_mr_vector = grep("Mr.", testData$Name, fixed=TRUE) | |
| test_dr_vector = grep("Dr.", testData$Name, fixed=TRUE) | |
| for(i in test_master_vector) { | |
| testData[i, 2] = "Master" | |
| } | |
| for(i in test_miss_vector) { | |
| testData[i, 2] = "Miss" | |
| } | |
| for(i in test_mrs_vector) { | |
| testData[i, 2] = "Mrs" | |
| } | |
| for(i in test_mr_vector) { | |
| testData[i, 2] = "Mr" | |
| } | |
| for(i in test_dr_vector) { | |
| testData[i, 2] = "Dr" | |
| } | |
| test_master_age = round(mean(testData$Age[testData$Name == "Master"], na.rm = TRUE), digits = 2) | |
| test_miss_age = round(mean(testData$Age[testData$Name == "Miss"], na.rm = TRUE), digits =2) | |
| test_mrs_age = round(mean(testData$Age[testData$Name == "Mrs"], na.rm = TRUE), digits = 2) | |
| test_mr_age = round(mean(testData$Age[testData$Name == "Mr"], na.rm = TRUE), digits = 2) | |
| test_dr_age = round(mean(testData$Age[testData$Name == "Dr"], na.rm = TRUE), digits = 2) | |
| for (i in 1:nrow(testData)) { | |
| if (is.na(testData[i,4])) { | |
| if (testData[i, 2] == "Master") { | |
| testData[i, 4] = test_master_age | |
| } else if (testData[i, 2] == "Miss") { | |
| testData[i, 4] = test_miss_age | |
| } else if (testData[i, 2] == "Mrs") { | |
| testData[i, 4] = test_mrs_age | |
| } else if (testData[i, 2] == "Mr") { | |
| testData[i, 4] = test_mr_age | |
| } else if (testData[i, 2] == "Dr") { | |
| testData[i, 4] = test_dr_age | |
| } else { | |
| print(paste("Uncaught title at: ", i, sep="")) | |
| print(paste("The title unrecognized was: ", testData[i,2], sep="")) | |
| } | |
| } | |
| } | |
| #We do a manual replacement here, because we weren't able to programmatically figure out the title. | |
| #We figured out it was 89 because the above print statement should have warned us. | |
| testData[89, 4] = test_miss_age | |
| testData["Child"] = NA | |
| for (i in 1:nrow(testData)) { | |
| if (testData[i, 4] <= 12) { | |
| testData[i, 7] = 1 | |
| } else { | |
| testData[i, 7] = 2 | |
| } | |
| } | |
| testData["Family"] = NA | |
| for(i in 1:nrow(testData)) { | |
| testData[i, 8] = testData[i, 5] + testData[i, 6] + 1 | |
| } | |
| testData["Mother"] = NA | |
| for(i in 1:nrow(testData)) { | |
| if(testData[i, 2] == "Mrs" & testData[i, 6] > 0) { | |
| testData[i, 9] = 1 | |
| } else { | |
| testData[i, 9] = 2 | |
| } | |
| } |
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