A Music Teacher Had Noticed That Some Students Went to Pieces

Multiple Choice

A music teacher had noticed that some students went to pieces during exams. He wanted to test whether this performance anxiety was different for people playing different instruments. He took groups of guitarists, drummers and pianists (variable = 'Instru') and measured their anxiety (variable = 'Anxiety') during the exam. He also noted the type of exam they were performing (in the UK, musical instrument exams are known as 'grades' and range from 1 to 8) . He wanted to see whether the type of instrument played affected performance anxiety when accounting for the grade of the exam.
- Which of the following statements best reflects what the effect of GRADE in the table tells us?

A) The type of instrument played did not have a significant relationship with the grade of exam that was being taken.
B) The grade of exam had a significant relationship with the level of anxiety experienced.
C) The grade of exam did not have a significant relationship with the level of anxiety experienced.
D) The type of instrument played had a significant relationship with the grade of exam that was being taken.