13- For the purpose of inspecting the diameter of copper pipes used in the delivery of refrigerant gas in air-conditioni
Posted: Tue Jun 07, 2022 2:13 pm
13- For the purpose of inspecting the diameter of copper pipes used in the delivery of refrigerant gas in air-conditioning and refrigeration devices, and the design specifications were determined to be (1-25 mm) in diameter. (12) sample diameters were recorded from the production line and the values were as in the table, the proportion of production conforming to the specifications Equal : 23 25 26 25 24 23 25 26 25 23 22 24 66.5% O 73.5% O 56.5% O