Rei Ju Ki - Volume 4 - 蛟龍の書（下） - Statistics

Coverage

This shows how much text coverage you'll have if you know the most X frequent words in that work.

Vocabulary Coverage

Milestones

80% Coverage

1,463 words

85% Coverage

2,221 words

90% Coverage

3,414 words

95% Coverage

5,538 words

98% Coverage

7,192 words

99% Coverage

7,743 words

Total Words

8,294

Difficulty Progression

Shows how the difficulty changes as you progress through the book.

Progress	Difficulty	Peak
0%	3.99/5	4.60/5
10%	4.06/5	4.63/5
20%	3.92/5	4.56/5
30%	3.83/5	4.54/5
40%	4.15/5	4.66/5
50%	3.63/5	4.47/5
60%	4.31/5	4.72/5
70%	4.08/5	4.64/5
80%	4.08/5	4.63/5
90%	4.16/5	4.67/5
Overall	4.08/5	4.63/5

Deciles

Shows the difficulty level at or below which X% of the text falls.

10%

2.07/5

20%

3.08/5

25%

3.26/5

30%

3.44/5

40%

3.80/5

50%

4.08/5

60%

4.26/5

70%

4.45/5

80%

4.63/5

90%

4.82/5

Overall Difficulty

4.08/5

Peak Difficulty

4.63/5