which statistical test is useful to test for tillage? which test should be used to compare the mean of all soil samples? which statistics should be used in predicting soil sample sizes which statistic is used for a small sample size which statistical test should i use which statistical test for small soil sample size which test to use for soil sampling which test is the best to use for soil samples? which of these is the best statistical test what test to use for soil sample size which statistic is used for a small sample size which test is used to find the mean of a soil sample which statistical method is useful for soil samples? which test for small sample size? which test is used for soil composition what is the test for soil quality which statistics is used for soil sampling which statistical method is useful for small sample size? which test should you use in soil samples which statistical test should i use in soil samples?