Itai-itai disease (ã¤ã¿ã¤ã¤ã¿ã¤ç, itai-itai byÅ? ), (literally: ouch-ouch disease) was the first documented case of mass cadmium poisoning in the world in Toyama Prefecture, Japan in 1950. The cadmium poisoning caused softening of the bones and kidney failures.
Weighted grades are number or letter grades that are assigned a numerical advantage when calculating a grade point average, or GPA.
To calculate your student's cycle average for a course, you must know the weighting type used for the course (Percentage, Point, or Multiplier). The weighting type is displayed on your student's Grades>Cycle Grades page. Click the cycle average to see the detail view for the course. â  If the weighting type is percent-based, the category weights will show % (e.g., 90%). â  If the weighting type is point-based, each assignment grade will display the earned points and total points (e.g., 9/10).