@PeterShor's remark is likewise accurate from the statistical perspective. Usually, even though, we consult with the significance of a exam statistic not a variable since there is no way to test whether a variable is critical, just a marriage, comparison, distinction, and so forth. John LawlerJohn Lawler 109k1111 gold badges186186 https://milorajrz.daneblogger.com/36743027/5-simple-statements-about-30-30-1000-rounds-explained