Tech Dregs | Weber Blind Shaker: Part 2 @TechDregs | Uploaded 2 months ago | Updated 1 hour ago
Finale and statistical tests on espresso extraction yield. The Weber Blind Shaker vs WDT. TL;DW: No difference. I don't like blind shakers, but if you want to try one, just get a knock of version and save your money.
Prior Videos on Blind Shakers:
youtu.be/M0QuSNROy6M
youtu.be/5nQgo0BHWiQ
youtu.be/8iGhlvZEcfI
Data:
Obs,Type,Day,Dose,Time,Output Mass,Flow,TDS1,TDS2,TDS3,Yield,Issue,Notes
1,WDT,0,18,25.2,40.5,1.6,9.97%,10.01%,10.04%,22.52%,,
2,Weber,0,18,21.9,40.2,1.8,9.72%,9.74%,9.77%,21.76%,,
3,WDT,0,18,22.1,41.4,1.9,9.67%,9.76%,9.79%,22.40%,,
4,Weber,0,18,20.6,41.2,2.0,9.49%,9.52%,9.55%,21.79%,,
5,WDT,0,18,20.7,41.2,2.0,9.38%,9.43%,9.43%,21.55%,,
6,Weber,0,18,20.4,40.8,2.0,9.50%,9.54%,9.57%,21.62%,,
7,WDT,0,18,20.2,41.0,2.0,9.41%,9.46%,9.50%,21.54%,Squirt,
8,Weber,0,18,19.4,41.6,2.1,9.20%,9.21%,9.21%,21.28%,,
9,WDT,0,18,19.8,40.2,2.0,9.43%,9.48%,9.51%,21.16%,Overweight,Redo shot
10,Weber,0,18,19.2,40.9,2.1,9.33%,9.35%,9.37%,21.25%,No time,Redo shot
11,Weber,1,18,26,41.3,1.6,9.68%,9.73%,9.78%,22.32%,,
12,WDT,1,18,26.6,41.2,1.5,9.93%,9.95%,9.97%,22.77%,,
13,Weber,1,18,27.2,40.9,1.5,10.10%,10.09%,10.07%,22.92%,,
14,WDT,1,18,27.2,41.1,1.5,9.90%,9.96%,10.01%,22.73%,,
15,Weber,1,18,24.9,40.9,1.6,10.08%,10.10%,10.12%,22.95%,,
16,WDT,1,18,24.3,40.6,1.7,9.97%,9.99%,9.99%,22.52%,,
17,Weber,1,18,23.7,40.4,1.7,9.87%,9.91%,9.92%,22.22%,,
18,WDT,1,18,23.8,40.5,1.7,9.43%,9.45%,9.49%,21.28%,,
19,Weber,1,18,23,40.9,1.8,9.82%,9.85%,9.86%,22.37%,,
20,WDT,1,18,25.4,41.0,1.6,9.63%,9.66%,9.66%,21.98%,,
21,WDT,2,18,30.2,39.7,1.3,11.61%,11.70%,11.76%,25.78%,,
22,Weber,2,18,29.3,40.0,1.4,11.28%,11.30%,11.34%,25.13%,,
23,WDT,2,18,28.6,40.3,1.4,10.88%,10.95%,10.95%,24.46%,,
24,Weber,2,18,28.1,40.5,1.4,10.90%,10.94%,10.96%,24.60%,,
25,WDT,2,18,26.2,40.3,1.5,10.72%,10.73%,10.76%,24.04%,,
26,Weber,2,18,25.8,40.0,1.6,10.90%,10.94%,10.94%,24.28%,,
27,WDT,2,18,26.3,40.3,1.5,10.88%,10.95%,10.97%,24.48%,,
28,Weber,2,18,26.9,40.7,1.5,10.89%,10.90%,10.90%,24.64%,,
29,WDT,2,18,25.1,40.9,1.6,10.54%,10.55%,10.55%,23.96%,,
30,Weber,2,18,24.7,40.6,1.6,10.57%,10.62%,10.61%,23.91%,,
=== Timestamps ===
0:00 Introduction
0:20 Methodology
2:24 Univariate Stats
4:05 Multivariate Regressions
6:18 My opinion on Blind Shakers
9:12 Conclusion
Finale and statistical tests on espresso extraction yield. The Weber Blind Shaker vs WDT. TL;DW: No difference. I don't like blind shakers, but if you want to try one, just get a knock of version and save your money.
Prior Videos on Blind Shakers:
youtu.be/M0QuSNROy6M
youtu.be/5nQgo0BHWiQ
youtu.be/8iGhlvZEcfI
Data:
Obs,Type,Day,Dose,Time,Output Mass,Flow,TDS1,TDS2,TDS3,Yield,Issue,Notes
1,WDT,0,18,25.2,40.5,1.6,9.97%,10.01%,10.04%,22.52%,,
2,Weber,0,18,21.9,40.2,1.8,9.72%,9.74%,9.77%,21.76%,,
3,WDT,0,18,22.1,41.4,1.9,9.67%,9.76%,9.79%,22.40%,,
4,Weber,0,18,20.6,41.2,2.0,9.49%,9.52%,9.55%,21.79%,,
5,WDT,0,18,20.7,41.2,2.0,9.38%,9.43%,9.43%,21.55%,,
6,Weber,0,18,20.4,40.8,2.0,9.50%,9.54%,9.57%,21.62%,,
7,WDT,0,18,20.2,41.0,2.0,9.41%,9.46%,9.50%,21.54%,Squirt,
8,Weber,0,18,19.4,41.6,2.1,9.20%,9.21%,9.21%,21.28%,,
9,WDT,0,18,19.8,40.2,2.0,9.43%,9.48%,9.51%,21.16%,Overweight,Redo shot
10,Weber,0,18,19.2,40.9,2.1,9.33%,9.35%,9.37%,21.25%,No time,Redo shot
11,Weber,1,18,26,41.3,1.6,9.68%,9.73%,9.78%,22.32%,,
12,WDT,1,18,26.6,41.2,1.5,9.93%,9.95%,9.97%,22.77%,,
13,Weber,1,18,27.2,40.9,1.5,10.10%,10.09%,10.07%,22.92%,,
14,WDT,1,18,27.2,41.1,1.5,9.90%,9.96%,10.01%,22.73%,,
15,Weber,1,18,24.9,40.9,1.6,10.08%,10.10%,10.12%,22.95%,,
16,WDT,1,18,24.3,40.6,1.7,9.97%,9.99%,9.99%,22.52%,,
17,Weber,1,18,23.7,40.4,1.7,9.87%,9.91%,9.92%,22.22%,,
18,WDT,1,18,23.8,40.5,1.7,9.43%,9.45%,9.49%,21.28%,,
19,Weber,1,18,23,40.9,1.8,9.82%,9.85%,9.86%,22.37%,,
20,WDT,1,18,25.4,41.0,1.6,9.63%,9.66%,9.66%,21.98%,,
21,WDT,2,18,30.2,39.7,1.3,11.61%,11.70%,11.76%,25.78%,,
22,Weber,2,18,29.3,40.0,1.4,11.28%,11.30%,11.34%,25.13%,,
23,WDT,2,18,28.6,40.3,1.4,10.88%,10.95%,10.95%,24.46%,,
24,Weber,2,18,28.1,40.5,1.4,10.90%,10.94%,10.96%,24.60%,,
25,WDT,2,18,26.2,40.3,1.5,10.72%,10.73%,10.76%,24.04%,,
26,Weber,2,18,25.8,40.0,1.6,10.90%,10.94%,10.94%,24.28%,,
27,WDT,2,18,26.3,40.3,1.5,10.88%,10.95%,10.97%,24.48%,,
28,Weber,2,18,26.9,40.7,1.5,10.89%,10.90%,10.90%,24.64%,,
29,WDT,2,18,25.1,40.9,1.6,10.54%,10.55%,10.55%,23.96%,,
30,Weber,2,18,24.7,40.6,1.6,10.57%,10.62%,10.61%,23.91%,,
=== Timestamps ===
0:00 Introduction
0:20 Methodology
2:24 Univariate Stats
4:05 Multivariate Regressions
6:18 My opinion on Blind Shakers
9:12 Conclusion
