This function performs missing value imputation in the input data using various methods.
The available imputation methods are:
- "mean": Imputes missing values with the mean of the variable.
- "median": Imputes missing values with the median of the variable.
- "mode": Imputes missing values with the mode of the variable (for categorical data).
- "locf": Imputes missing values using the Last Observation Carried Forward method.
- "knn": Imputes missing values using the k-Nearest Neighbors algorithm (specify k).
Usage
impute_missing(data, method = "mean", k = NULL)
Value
a data frame with imputed missing values
Arguments
data
Input data.
method
Method of handling missing values: "mean," "median," "mode," "locf," or "knn."
k
Value of the number of neighbors to be checked (only for knn method). Default is NULL.