What is most likely explains the differences between the pooled OLS estimate and the first-differenced estimates?

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

Deepak plotted these points on the number line. point a: –0.3 point b: – 3 4 point c: – 11 4 point d: –0.7 which point did he plot incorrectly?

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x