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Describe basic information for input data.

Usage

introduce(data)

Arguments

data

input data

Value

Describe basic information in input data class:

  • rows: number of rows

  • columns: number of columns

  • discrete_columns: number of discrete columns

  • continuous_columns: number of continuous columns

  • all_missing_columns: number of columns with everything missing

  • total_missing_values: number of missing observations

  • complete_rows: number of rows without missing values. See complete.cases.

  • total_observations: total number of observations

  • memory_usage: estimated memory allocation in bytes. See object.size.

Examples

introduce(mtcars)
#>   rows columns discrete_columns continuous_columns all_missing_columns
#> 1   32      11                0                 11                   0
#>   total_missing_values complete_rows total_observations memory_usage
#> 1                    0            32                352         5928