dfr summary for dataframe

For a dataframe, produces descriptive statistics (summary statistics) for its numeric columns.

Signature

> dfr summary {flags}

Flags

  • --quantiles, -q {table}: provide optional quantiles

Input/output types:

input output
any any

Examples

list dataframe descriptives

> [[a b]; [1 1] [1 1]] | dfr into-df | dfr summary
╭───┬────────────┬─────────┬─────────╮
│ # │ descriptor │ a (i64) │ b (i64) │
├───┼────────────┼─────────┼─────────┤
│ 0 │ count      │    2.00 │    2.00 │
│ 1 │ sum        │    2.00 │    2.00 │
│ 2 │ mean       │    1.00 │    1.00 │
│ 3 │ median     │    1.00 │    1.00 │
│ 4 │ std        │    0.00 │    0.00 │
│ 5 │ min        │    1.00 │    1.00 │
│ 6 │ 25%        │    1.00 │    1.00 │
│ 7 │ 50%        │    1.00 │    1.00 │
│ 8 │ 75%        │    1.00 │    1.00 │
│ 9 │ max        │    1.00 │    1.00 │
╰───┴────────────┴─────────┴─────────╯

Tips: Dataframe commands were not shipped in the official binaries by default, you have to build it with --features=dataframe flag