🏭 Quality control on three bottling lines
A fictional beverage plant samples 50 bottles from each of three filling lines; the target fill is 500 ml. 150 cases, 3 variables. Field: engineering · level: advanced.
Open in StatLab Download: CSV · Excel (.xlsx, with codebook sheet) · SPSS (.sav, with labels)
What does each variable mean? (codebook)
| Variable | Label | Measure | Value labels | Values |
|---|---|---|---|---|
bottle | Bottle number | scale | 1–150, mean 75.50 | |
line | Filling line | nominal | 1 = Line 1, 2 = Line 2, 3 = Line 3 | 3 categories |
fill_ml | Fill volume (ml) | scale | 495.68–504.75, mean 500.00 |
Which analyses suit this dataset?
- Explore · Welch ANOVA — see the case study
- Full case study
Licence
Synthetic data produced by a seeded random process for teaching (no real people or organisations). Released under CC0 1.0 (public domain dedication) by Jupiter2u — free to use, share and adapt.