... (unit: hours): 2. 2, 2. 3, 2. 0, 2. 2, 2. 3, 2. 6, 2. 4, 2. 0, 1.8.We can find that the sample mean time and the sample stan-dard deviation areThen the test statistic becomes9 /24 .00 .22 .2 /0 = =nsxT ... whether the null hypothesis is rejectedor not. The result of the hypothesis test is a decision to either rejector not reject the null hypothesis; that is, the hypothesis is either96 Six Sigma ... 304Round100 N/cm 2 244839 121 43 524 22 1 324 3550 24 6 40 37 36 54 816 .2 3.0 0.7 4.9 4.6 4.4 6.7 10Ergonomic 2 2 2 411 3 91 2 No leakage 5 3 15 153933Easy writing 4 3 16 129 3 11 94Low weight 3 5...