Question

Sara 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

-2 inches This is a simple average of 8 data points. All you need to do is add the value of all the data points together, then divide the sum by the number of data points. So (â’4 + â’6 + â’3 + â’1 + 0 + 2 + â’1 + â’3) / 8 = -16 / 8 = -2 S

Answer 2

-2 is the answer just had the test