questions related to control charts, you may need to use the following table (and you can find the same table in the lecture slides): Sample Factors for Calculating 3-Sigma Limits Factors for UCL/LCL of X-bar Factors for LCL of R charts Charts 1.880 0 Factors for UCL of R charts Size (n) 2 3.267 3 0 2.575 4 1.023 0.729 0.577 0 2.282 5 0 2.115 6 0.483 0 2.004 0.419 0.076 1.924 00 0.136 1.864 0.373 0.337 9 0.184 1.816 1.777 10 0.308 0.223
QUESTION 12 SimbaPen makes pens with an average length of 12 cm. The process has a standard deviation of 0.5 mm. The upper and lower specification limits are 12.1 cm and 11.9 cm, respectively. What is the probability that a pen will either be too long or too short? 4.55% 2.28% 7.93% 3.97% 5 points Save Answer QUESTION 13 Which of the following statements about the forecast accuracy is correct? The mean absolute error is always greater than or equal to the average forecast error. The mean squared error is always groater than or equal to the mean absolute error. The mean absolute error is always greater than or equal to the mean absolute percentage error. The mean squared error is always greater than or equal to the mean absolute percentage error,
For the For the questions related to control charts, you may need to use the following table (and you can find the same table in
-
- Site Admin
- Posts: 899603
- Joined: Mon Aug 02, 2021 8:13 am