Question

write the formula of class mrka​

Answer 1

Answer:

We know that class mark is the mid-value or central value of a class. It means that it is the average of the actual upper limit and actual lower limit for a given class. ... Hence, ClassMark=actualupperlimit+actual lowerlimit2 and classsize=actualupperlimit - actuallowerlimit .

Answer 2

Answer:

Hlo friend gud night

Explanation:

Class mark = upper limit +lower limit ÷2

Ths formula

Hope it's helped u