Question

mean of 16 no is 8.if 2 is added to each no then find new mean?

Answer 1

Mean of 16 no=8
Total =16*8
         =128
Now add 2 to all numbers or=2*16
                                             =32
Add 128+32=160
Now to find mean divide it by 16=160/16=10

Therefore the mean is 10.

Answer 2

Answer:

Mean of 16 no=8

Total =16*8

        =128

Now add 2 to all numbers or=2*16

                                            =32

Add 128+32=160

Now to find mean divide it by 16=160/16=10

Therefore the mean is 10.