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Answer:
5 Arithmetic mean between -9 and 9
Let's get the mean first (which is also the third mean)
Mean = a₁ + an
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2
Mean = -9 + 9
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2
Mean = 0
The third mean is 0.
The second and third mean are between -9 and 0 are: -6 and ,3
The fourth and fifth mean between 0 and 9 are: 3 and 6.
Therefore, the means are (in bold fonts):
-9, -6, -3, 0, 3, 6, 9
Step-by-step explanation:
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