An automatic system and method for the performance of scientific inferencing including the determination of a null hypothesis significance testing on an interactive computer system, the method including the steps of: (a) providing for the input of an input description of a proposed hypothesis test, the input description including a number of relevant input parameters; (b) utilising the computational system for processing the input description into a null hypothesis significance test; (c) executing the null hypothesis significance test on the computational system; and (d) visually displaying the results of the execution.