Question

the mean of 16 number is 8 if 2 is added to every number, find the new mean​

Answer 1

Answer:

The new mean is 10.

Step-by-step explanation:

Given,

The mean of 16 numbers  = 8

Let their sum be x.

By data,

If 2 is added to every number

Then new mean = x + 2

= 8 + 2

= 10.

∴ The new mean = 10.

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Answer 2

Solution :

We have Provided the mean of 16 number is 8 if 2 is added to every number and we need to find the new mean .

Total Number = 16

Mean of 16 Number is equal to 8

Let their Sum be S

Then , mean = S/16 = 8

If 2 is added then the number increase by ,

⇒ 16 * 2 = 32

Divide by 16

⇒ (S+ 32)/(16)

⇒ 8 + 2 = 10

Therefore , our required answer is 10