No. of grades

Numeric

Categorical grades

1

2

3

4

5

5

Score

0.12

0.31

0.50

0.69

0.89

Range

0 - 0.24

0.24 - 0.38

0.38 - 0.62

0.62 - 0.76

0.76 - 1.00

3

Score

0.17

0.50

0.83

-

-

Range

0 - 0.33

0.33 - 0.67

0.67 - 1.00

-

-