Question

Q. Give the following frequency distribution, calculate
the arithematic mean-

Marks: 64 63 62 61 60 59
No. of students: 8 18 12 9 7 6​

Answer 1

Answer:

do it in this way

Step-by-step explanation:

multiply the marks with no.of students who scored them, like 64×8 ... now add them all

and divide by total no.of students

i dont know if its correct method but try it in this way