Validate Total Catch Data using IQR method
     
    
    Usage
    validate_total_catch_iqr(data = NULL, multiplier = 1.5, flag_value = NULL)
 
     
    
    Arguments
- data
 
A data frame containing required columns
 
- multiplier
 
multiplier for IQR range (default is 1.5)
 
- flag_value
 
A numeric value to use as the flag for catches exceeding bounds
 
 
    
    Value
    A data frame with validated total catch data and alert flags