Good day I need to develop a logistic regression model. with 12 variables and 1 target variable. the target variable is the court hearing outcome of guilt and not guilty verdict. What is the best data partitioning ratio for a data set of 1600 records in test and validation part? What is best method to mitigate an unequal target variable with a split of "guilty verdict" = 1380 and "not guilty verdict" = 240?
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