Question

class mark of class interval 60-70 is

Answer 1

here you go ☆☆

class mark of 60-70 is 65

as 70+60/2=65


hope it helps you.....

Answer 2

Answer:

Class limit = Upper limit + Lower limit / 2

▪︎70 + 60/ 2

= 130 / 2

= 65.