Grade Average Calculator: Average Test, Quiz, and Assignment Scores from Raw Grades
Calculate a grade average from raw scores online. Enter test, quiz, homework, or assignment grades to get the mean plus standard deviation, variance, standard error, count, min, max, and range in one workflow.
12 values
即时计算
当您的数据是更大总体的一个子集时使用。应用贝塞尔校正以获得无偏估计。
暂无数据
在标准差计算器中输入数字，即可查看实时统计结果、方差和正态分布图表。