How to input this data into spss under variable sectionA pilot study is conducted to measure the effectiveness of four different tech- niques for reducing test anxiety in students. Each student tries a different tech- nique before taking an examination (spaced 3 weeks apart), and the order that the techniques were used is randomly assigned to each student. Anxiety is mea- sured by a scale that generates sum scores ranging from 0 to 20, with O indicating the least anxiety and 20 indicating the most anxiety. Which technique appears to work the best? Subject 1 2 Trial 1 18 19 14 16 12 18 16 Trial 2 Trial 3 Trial 4 14 12 10 12 8 10 12 8 6 10 6 5 6 4 2 4 2 1 10 8 8 4 4 10 11 18 16 19 16 1 12 6 2 16 10 8 12 14 10 9 16 12 8 8