Audit your data.
This playground now belongs to a full lesson and hands-on project.
Open the six-stage lesson · Project and independent transfer assessment. Learner pilots remain pending.
The source has 150 flower measurements in cm. The teaching view makes two copies per row, removes petal length from every tenth source row and records sepal length in mm for every thirteenth. These deliberate alterations are not defects attributed to the source.
Fisher, R. (1936). Iris [Dataset]. UCI Machine Learning Repository. UCI source · CC BY 4.0. Local hashes and split policy · Download source CSV. No personal records; generated IDs are not specimen identities.
Experiment: audit the pipeline
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Playground values are temporary. Capture a finished run to save project evidence locally; captures and reports are included in My Work backups. Four evidence slots are available per project.