# Collect data of ten different things in form of( decibles) arrange it in ascending order and find its mean median and mode

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x₁ + x₂ + x₃ + .... = a + a + a + ... + a

The geometric mean is the number b that satisfies

x₁ * x₂ * x₃ * ... = b * b * b * ... * b

There is also a harmonic mean, which is the number h that satisfies

1/x₁ + 1/x₂ + 1/x₃ + ... = 1/h + 1/h + ... + 1/h.