The first of two samples has 100 items with mean 15 and standard deviation of 3. If the whole group has 200 items with mean of 15.6 and standard deviation √(13.44). Find the standard deviation of the second group
How can i create purchase Igst @ 12% account so that I can see all entries in ledger. I am not able to see my all entries in purchase Igst @ 12 % without selecting tha date