"small sample difference of means problem. the pathogen phytophthora capsici causes bell peppers to wilt and die. it is thought that too much water aids the spread of the pathogen. two fields a and b were studied to compare the mean soil water content for the two fields as given by the data below: "b. what is the standard error for a difference of means test assuming equal variances? use the pooled variance when calculating the standard error for your answer. use 4 decimal places and use the proper rules of rounding. g