Categories Sample size Mean Std. Deviation Std. Error Mean T-test df Mean difference P-value 95% Confidence interval of the difference Lower bound Upper bound Overall PCV 599 22.38 5.022 0.205 109.059 598 22.377 0.000 21.97 22.78 Aparasitic PCV 498 22.68 4.966 0.223 101.936 497 22.685 0.000 22.25 23.12 Parasitic PCV 101 20.86 5.044 0.502 41.566 100 20.861 0.000 19.87 21.86

Table 8: Mean of Packed Cell Volume (PCV) of Overall, Aparasitic and Parasitic cattles. PCV=Packed Cell Volume, df=degree of freedom.