DEFECTS
  friedman test can't prove data to be different
THREAT
  CD                             1.879
  fc-seesaw-r                    2.200         |--------
  bf-seesaw-r                    2.267         |--------
  bfc-seesaw-r                   3.267             |--------
  bc-seesaw-r                    3.533              |--------
  risk-exposure-seesaw-r         3.733               |--------
MONTHS
  CD                             1.879
  fc-seesaw-r                    2.600          |--------
  bfc-seesaw-r                   2.733           |--------
  risk-exposure-seesaw-r         2.867           |--------
  bc-seesaw-r                    3.133             |--------
  bf-seesaw-r                    3.667               |--------
EFFORT
  CD                             1.879
  fc-seesaw-r                    2.600          |--------
  bfc-seesaw-r                   2.800           |--------
  risk-exposure-seesaw-r         2.933            |--------
  bf-seesaw-r                    3.067            |--------
  bc-seesaw-r                    3.600              |--------