Hello, I have the following data set: Student_id     Week1  Week2  Week3  Week4  Week5  Week6 123                   0             4           3           0          0            2 124                   4             3           4           4          4            4  125                   2             0           0           3          2            1 126                   0             2           3           0          2             0 127                   0             0           0           0          0            0 0 means that the person didn't attend any classes in that week, 1/2/3 means how many classes student attended in the week. I need to produce a report with students who didn't attend any classes for at least 2 weeks in a row. Does anyone have an idea how to do it? Thank you for your help. ... View more