Question

Ara recorded the height of the ocean at low tide, with respect to sea level, for four days.

Time Low Tide (inches)
Monday a.m. −4
Monday p.m. ​ −6 ​

Tuesday a.m. ​ −3 ​
Tuesday p.m. ​ −1 ​

Wednesday a.m. 0
Wednesday p.m. 2

Thursday a.m. −1 ​
Thursday p.m. ​ −3 ​

What is the average height of the ocean at low tide with respect to sea level?

Answer 1

The answer is -2

Explanation:

We have -6, -4, -3, -3, -1, -1, 0, 2 and because there's two average numbers, we add them all up the get -16.

There's 8 numbers so we get
`\sqrt[8]{-16} = -2` and that's your answer!

Answer 2

The answer is -2. I hope my work helps.