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# What is the formula for arithmetic mean for unclassified data?

Cambridge-Trained Ex-IITian Math Faculty for AS/A Level Math; IB Math; ISc Math and HSc Math

Arithmetic mean of unclassified data x1, x2, x3, x4, ... xn = X X= x1+ x2 + x3 + x4+ ... + xn —--—--——--—--—--——--—--— . n

Tutor

mean = sum of all observation / no.of observation mean = SUM ( Xi*Fi) /SUM( FI).

Tutor.

mean = sum of all observation / no.of observation mean = SUM ( Xi*Fi) /SUM( FI).

Engineer who cracked JEE

Arithmetic Mean = Sum of total observations/ No of observations.

Maths Teacher

A.M. = Sum of total observations/ No of observations.

STEM(Science,Technology, Engineering,Mathematics)

Let x1,x2,..,xn be the unclassified data you have then AM=(x1+x2+...+xn)/n.

Maths Tutor

Arithmetic mean= Sum of observations / Total number of observations.

Maths Tutor

Arithmetic mean for Unclassified data is n/2 (a+summation of (fd' / summation of f) x h. Where, d'= (x-a)/h summation of(F) = N = Total frequency.

Add all the observations and divide it by no of obserbations. It is the average of all observations.

All Round Personality Developer

Sum of elements/entries divided by number of elements or entries.

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