Which regression line properly describes the data relationship in the scatterplot? On a graph, a trend line has a positive slope. There are 4 points above the line, and 2 points below. On a graph, a trend line has a positive slope. There is 1 point above the line, and 5 points below. On a graph, a trend line has a positive slope. There are 3 points above the line, and 3 points below. On a graph, a trend line has a positive slope. There are 5 points above the line, and 1 point below.