An automatic cookie machine at AutoCM, Inc. must deposit a specified amount of 25 0.3 grams (g)
Question:
An automatic cookie machine at AutoCM, Inc. must deposit a specified amount of 25 ±0.3 grams (g) of dough for each cookie on a conveyor belt. It costs $0.03 to scrap a defective cookie. A sample of 50 cookies was drawn from the production process, which has been determined to be approximately normally distributed, and the results, in grams, can be found in worksheet tab Prob08-08 in the Excel file Ch08Data.xlsx.
a. What is the value of k in the Taguchi loss function?
b. Determine how much the process varies from the target specification, based on the mean difference and standard deviation of the sample results. What is the expected loss per unit?
AutoCM, Inc. |
Descriptive Statistics | |||||||||||
Original Data | Sorted Data | ||||||||||
Descriptive Statistics | Bin | Frequency | |||||||||
24.9349 | 24.8672 | 24.850 | 0 | ||||||||
25.0666 | 24.8824 | Mean | 25.0056 | 24.875 | 1 | ||||||
25.0323 | 24.9180 | Standard Error | 0.0080 | 24.900 | 1 | ||||||
25.0666 | 24.9196 | Median | 25.0123 | 24.925 | 3 | ||||||
24.9842 | 24.9210 | Mode | #N/A | 24.950 | 2 | ||||||
24.9210 | 24.9285 | Standard Deviation | 0.0566 | 24.975 | 9 | ||||||
25.0366 | 24.9349 | Sample Variance | 0.0032 | 25.000 | 7 | ||||||
25.0170 | 24.9513 | Kurtosis | -0.1981 | 25.025 | 9 | ||||||
25.0501 | 24.9621 | Skewness | -0.2635 | 25.050 | 6 | ||||||
24.9683 | 24.9639 | Range | 0.2508 | 25.075 | 7 | ||||||
25.0390 | 24.9683 | Minimum | 24.8672 | 25.100 | 3 | ||||||
25.0114 | 24.9685 | Maximum | 25.1180 | 25.125 | 2 | ||||||
25.0369 | 24.9723 | Sum | 1250.2795 | More | 0 | ||||||
25.0894 | 24.9732 | Count | 50.0000 | ||||||||
25.0219 | 24.9735 | ||||||||||
24.9962 | 24.9745 | ||||||||||
24.8824 | 24.9758 | ||||||||||
25.0906 | 24.9788 | Alternate | |||||||||
25.0011 | 24.9842 | Bin | Frequency | ||||||||
25.0171 | 24.9878 | 24.850 | 0 | ||||||||
25.0132 | 24.9880 | Original data | 24.900 | 2 | |||||||
25.0654 | 24.9962 | 24.950 | 5 | ||||||||
24.9732 | 24.9978 | 24.9349 | 25.0666 | 25.0323 | 25.0666 | 24.9842 | 25.000 | 16 | |||
24.9758 | 25.0011 | 24.9210 | 25.0366 | 25.0170 | 25.0501 | 24.9683 | 25.050 | 15 | |||
24.9180 | 25.0114 | 25.0390 | 25.0114 | 25.0369 | 25.0894 | 25.0219 | 25.100 | 10 | |||
24.9723 | 25.0132 | 24.9962 | 24.8824 | 25.0906 | 25.0011 | 25.0171 | 25.15 | 2 | |||
24.8672 | 25.0170 | 25.0132 | 25.0654 | 24.9732 | 24.9758 | 24.9180 | |||||
24.9685 | 25.0171 | 24.9723 | 24.8672 | 24.9685 | 24.9788 | 25.0416 | |||||
24.9788 | 25.0197 | 25.0559 | 25.0642 | 25.0205 | 25.0197 | 25.0420 | |||||
25.0416 | 25.0205 | 24.9878 | 24.9639 | 25.1058 | 25.1180 | 24.9621 | |||||
25.0559 | 25.0219 | 24.9880 | 24.9745 | 24.9196 | 25.0864 | 24.9978 | |||||
25.0642 | 25.0241 | 25.0241 | 24.9735 | 24.9513 | 24.9285 | 25.0583 | |||||
25.0205 | 25.0323 | ||||||||||
25.0197 | 25.0366 | ||||||||||
25.0420 | 25.0369 | ||||||||||
24.9878 | 25.0390 | ||||||||||
24.9639 | 25.0416 | ||||||||||
25.1058 | 25.0420 | ||||||||||
25.1180 | 25.0501 | ||||||||||
24.9621 | 25.0559 | ||||||||||
24.9880 | 25.0583 | ||||||||||
24.9745 | 25.0642 | ||||||||||
24.9196 | 25.0654 | ||||||||||
25.0864 | 25.0666 | ||||||||||
24.9978 | 25.0666 | ||||||||||
25.0241 | 25.0864 | ||||||||||
24.9735 | 25.0894 | ||||||||||
24.9513 | 25.0906 | ||||||||||
24.9285 | 25.1058 | ||||||||||
25.0583 | 25.1180 |
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Related Book For
An Introduction To Six Sigma And Process Improvement
ISBN: 9781133604587
2nd Edition
Authors: James R. Evans, William M. Lindsay
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