求救:如何用COUNTIF这个函数
老师给我个成绩表格,统计70分到80分之间的人数(含70,不含80),要求用countif函数,我不会,救我啊! 就以一组数据为例吧(B1-B5,成绩分别为65.70.78.85.80),谢谢大家了.
参考答案:=COUNTIFS(B1:B5,">=70",B1:B5,"<80")
忘了,我用的2007....
=COUNTIF(B1:B5,">=70")-COUNTIF(B1:B5,">=80")
老师给我个成绩表格,统计70分到80分之间的人数(含70,不含80),要求用countif函数,我不会,救我啊! 就以一组数据为例吧(B1-B5,成绩分别为65.70.78.85.80),谢谢大家了.
参考答案:=COUNTIFS(B1:B5,">=70",B1:B5,"<80")
忘了,我用的2007....
=COUNTIF(B1:B5,">=70")-COUNTIF(B1:B5,">=80")