Topic: Does sacking a football manager affects results?
Paper details:
Math IB Internal Assessment Standard Level
(criteria for good grade)
http://mrsmithsibwebsite.weebly.com/uploads/1/2/3/9/12396431/math_hl_exploration_rubric.pdf
(sample)- should follow this structure more or less
http://xmltwo.ibo.org/publications/DP/Group5/d_5_matsl_tsm_1205_1/pdf/example10_e.pdf
This is were I got the idea of the question, it could be useful
http://ibmathsresources.com/2014/01/19/does-sacking-a-manager-improve-results