An online retailer allows customers to rate items on a scale from −5 to 5. An item receives the scores below. 0.5, −3.25, 4.5, −0.5, −1.75, −1.5, −2.75, 2.75 Find the mean score. Write your answer as a decimal.

explanation:

step-by-step explanation:

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.

the square root of 16 is 4.

4*4 = 16