# A tibble: 3 × 4
species Frequency Mean_Body_Mass SD_Body_Mass
<fct> <int> <dbl> <dbl>
1 Adelie 146 3706. 459.
2 Chinstrap 68 3733. 384.
3 Gentoo 119 5092. 501.
| Summary of Penguin Body Mass | |||
| Frequency, Mean and Standard Deviation by Species | |||
| species | Frequency | Mean_Body_Mass | SD_Body_Mass |
|---|---|---|---|
| Adelie | 146 | 3706.164 | 458.6201 |
| Chinstrap | 68 | 3733.088 | 384.3351 |
| Gentoo | 119 | 5092.437 | 501.4762 |