Number of items per test = 9

• 0 mistakes = 100%

• 1 mistake = 89%

• 2 mistakes = 78%

• 3 mistakes = 67%

• 4 mistakes = 56%

• 5 mistakes = 44%

• 6 mistakes = 33%

• 7 mistakes = 22%

• 8 mistakes = 11%

• 9 mistakes = 0%