형설지공/학교시험
2006. 7. 20.
<전남대>공업통계 중간고사2003
1.At a particular setting, an oxygen-acetylene welding unit is supposed to attain a temperature deviate of 4500℉.Should the operating temperature deviate to greatly, then the unit must be serviced. Because of measurement error and the inherent imprecision of the valves, a number of independent test measurements must be taken. Experience has shown the measurements to be normally distributed with ..