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| # 1 - Check size of the DataFrame, returns (rows, columns) | |
| size(df_pedometer_raw) | |
| # 1 - Result | |
| # (3221, 20) | |
| # 2- List column names | |
| names(df_pedometer_raw) | |
| # 2- Result | |
| #= | |
| "step_count" | |
| "binning_data" | |
| "active_time" | |
| "recommendation" | |
| "run_step_count" | |
| "update_time" | |
| "source_package_name" | |
| ...more | |
| =# | |
| # 3- Check various statistics about the DataFrame | |
| describe(df_pedometer_raw) | |
| # 3- Result | |
| #= | |
| variable mean min median | |
| :step_count 5307.85 7 5117.0 | |
| :binning_data nothing "0003f327-7b70-49ac-bb46-7d03338c1bf6.binning_data.jsonnothing | |
| :active_time 3.05055e6 2889 2.94147e6 | |
| :recommendation 6000.0 6000 6000.0 | |
| :run_step_count 133.123 0 0.0 | |
| :update_time nothing "2018-05-05 17:49:04.887" nothing | |
| ...more | |
| =# |
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