Answer:
a. always
Step-by-step explanation:
In a simple linear regression, the slope measures the steepness of the linear relationship between the two variables, it ranges from (-∞ to +∞ ) while the correlation coefficient measures the tightness of the linear relationship between the two variables, it ranges from (-1 to +1 ).
So the correlation coefficient and the slope will always have the same sign though their values might differ.
It looks like it wants the arc length of the circle from point P to point E. Use the fact that there are 360 deg in a circle being subdivided by the five points of the pentagon.
They did not score any goals in the second half. they already had the 2 goals and they ended with 2 goals.