QUESTIONS RJ produces chocolate balls. There are five samples, and each sample contains 4 packs of chocolate balls that
-
- Site Admin
- Posts: 899603
- Joined: Mon Aug 02, 2021 8:13 am
QUESTIONS RJ produces chocolate balls. There are five samples, and each sample contains 4 packs of chocolate balls that
QUESTIONS RJ produces chocolate balls. There are five samples, and each sample contains 4 packs of chocolate balls that were randomly selected and weighed. The following is the sample data: Weight (lb) Sample 1 Sample 2 Sample 3 Sample 4 Sample 5 Pack 1 0.94 1 1.05 0.98 0.93 Pack 2 1.15 0.93 1.13 0.931 0.81 Pack 3 0.88 1 1.07 0.9 1.12 Pack 4 0.96 1.061 0.97 0.89 1.01 Suppose the standard deviation is unknown, and the X-bar chart is based on 3-sigma limits. Based on the sample data, what is LCL? 0.920 0.844 0.887 0.816