ใช้มาตรวัดเดียวกันกับคนกลุ่มเดียวกันในเวลาต่างกัน wherever pi would be the proportion of appropriate responses to check merchandise i, qi would be the proportion of incorrect responses to test item i (to make sure that pi + qi = 1), as well as variance to the denominator is Alternatively, the psych bundle offers a technique https://actony345hcx0.wikiworldstock.com/user