2014-10-07T22:21:05+05:30
The arithmetic mean or mean of a sample  is the sum of the sampled values divided by the number of items in the sample:

median
if it is even then
y = no of terms term/2 and y+1
if it is odd = (no of terms+1)/2
leave it
ok @Npratap564pratap can you plz add some formulas to it plz i mean how to take out mean and median for better understand plz
what will i leave
mean means average only
yeah
2014-10-07T22:22:14+05:30

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The mean is the arithmetic average
= Total of the numbers/no of observations

The median is the middle value of all the frequency

if even then
a= no of terms term/2   and a+1
if odd
= (no of terms+1)/2
hope it helps
plz marka s best
wow great thank you sir