अंतिम classification मॉडल बनाएँ

# Build the logistic regression model using all training data
best_model <- glm(formula = ___, 
                  data = ___, family = "binomial")


# Prepare binary vector of actual Attrition values for testing_data
test_actual <- testing_data$___ == "___"

# Prepare binary vector of predicted Attrition values for testing_data
test_predicted <- predict(___, ___, type = "response") > ___