Question

A data set contains three points and two of the residuals are -12 and 6. What is the third residual?

Answer 1

There may be a case in which all these data points will be plotted above the x-axis. Therefore, it may be noted that for this item, the maximum number of residual points that can be plotted above the x-axis is also 7.  

Answer 2

Answer:

There may be a case in which all these data points will be plotted above the x-axis. Therefore, it may be noted that for this item, the maximum number of residual points that can be plotted above the x-axis is also 7. 

the answer is -6