almost significantP = 0.059
A significant effect of boiling the water ( χ 2 = 17.2, df = 1, P < 0.001) and an almost significant difference between the sites ( χ 2 = 5.64, df = 2, P = 0.059) was found.
A significant effect of boiling the water ( χ 2 = 17.2, df = 1, P < 0.001) and an almost significant difference between the sites ( χ 2 = 5.64, df = 2, P = 0.059) was found.