Asked by D4VD

In which scatterplot is the vertical line placed correctly when using the divide-center method to find the regression line?
On a graph, points are grouped together and increase. A vertical dotted line goes through the points. There are 7 points to the left of the line, and 3 points to the right.
On a graph, points are grouped together and increase. A vertical dotted line goes through the points. There are 4 points to the left of the line, and 6 points to the right.
On a graph, points are grouped together and increase. A vertical dotted line goes through the points. There are 6 points to the left of the line, and 4 points to the right.
On a graph, points are grouped together and increase. A vertical dotted line goes through the points. There are 5 points to the left of the line, and 5 points to the right.

All Answers 1

Answered by GPT-5 mini AI
The one with 5 points left and 5 points right.

Explanation: the divide-center method requires the vertical line to split the points into two equal groups so you can find the centroid (average x,y) of each half and draw the line through those centers. For 10 points that means 5 and 5.