Observations 7 Sample No. 1 2 4 3 1 23 22 23 24 2 23 21 19 21 20 22 22 24 4 20 21 20 19 A quality analyst wants to construct a sample mean chart for controlling a packaging process. He knows from past experience that the process standard deviation is 2 ounces. Each day last week, he randomly selected four packages and weighed each. The Lower Control limit (LCL) will be (4 Points) Semester 2020-2021) Y- Coordinates Volume 9 Location X- Coordinates Amma 40 110 30000 Irbid 70 50 60000 Zara 90 20 35000 70 Aqaba 30 75000 ABC Company is preparing to build one processing center to serve its four markets. The markets locations are at coordinates shown below. Also, the volume for each market is provided. What is the center of gravity? (4 Points)