ใช้มาตรวัดเดียวกันกับคนกลุ่มเดียวกันในเวลาต่างกัน This is frequently utilized with dichotomous variables which can be scored 0 for incorrect and 1 for proper.The Spearman-Brown prophecy formula is placed on the correlation to ascertain the reliability. Alternatively, you may want to use the option reverse(Objects) to reverse the indications of any merchandise/variables you listing in https://meherq990wuq8.wikiitemization.com/user