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

1,455 words

85% Coverage

2,205 words

90% Coverage

3,395 words

95% Coverage

5,523 words

98% Coverage

7,180 words

99% Coverage

7,732 words

Total Words

8,284

Difficulty Progression

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

Progress	Difficulty	Peak
0%	4.01/5	4.62/5
10%	4.01/5	4.60/5
20%	3.62/5	4.39/5
30%	4.08/5	4.63/5
40%	4.17/5	4.67/5
50%	4.32/5	4.73/5
60%	3.97/5	4.59/5
70%	3.79/5	4.47/5
80%	4.25/5	4.70/5
90%	4.18/5	4.67/5
Overall	4.09/5	4.64/5

Deciles

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

10%

2.46/5

20%

3.12/5

25%

3.31/5

30%

3.49/5

40%

3.85/5

50%

4.09/5

60%

4.27/5

70%

4.46/5

80%

4.64/5

90%

4.82/5

Overall Difficulty

4.09/5

Peak Difficulty

4.64/5