Math, asked by srinivasyalaka37, 9 months ago

The arithmetic mean of x-4 ,x , x+4 is

Answers

Answered by Anonymous
1

Answer:

x

Step-by-step explanation:

Arithmetic mean = Sum of all observations/Number of observations

Number of observations=3

Sum of ll observations = x-4+x+x=4

                                      = 3x

Arithmetic mean=3x/3

                           =x

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