1. A firm has a generous but rather complicated policy concerning end-of-year bonuses for its lower-level managerial personnel. The policy's key component is a subjective judgment of "contribution to corporate goals'. A personnel officer takes samples of 8 managers who graduated from UConn and 8 managers who graduated from UMass to see if there is any differences in average bonuses, expressed as a percentage of yearly salary. The data are listed below UCom UMA89 9.2 10.4 7.7 8.9 11.9 11.7 6.2 12.0 9.0 8.7 8.4 9.4 6.9 9.8 7.6 9.0 Descriptive statistics for two-sample test Variable N Mean St Dev UConn 8.362 1.751 UMA39 9.988 1.273 Descriptive statistics for paired test Variable N Mean StDev UConn-UMass -1.625 1.960 At a 5% significance level, is there sufficient evidence to indicate a difference in average bonuses