Nihon no Rekishi ga Wakaru Hon: Kodai - Nanbokuchou Jidai Hen - 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

1,398 words

85% Coverage

2,056 words

90% Coverage

3,083 words

95% Coverage

4,948 words

98% Coverage

6,405 words

99% Coverage

6,891 words

Total Words

7,377

Difficulty Progression

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

Progress	Difficulty	Peak
0%	3.77/5	4.54/5
10%	3.22/5	4.43/5
20%	4.10/5	4.65/5
30%	3.99/5	4.60/5
40%	3.94/5	4.59/5
50%	3.90/5	4.56/5
60%	4.21/5	4.69/5
70%	4.02/5	4.62/5
80%	3.91/5	4.58/5
90%	3.64/5	4.36/5
Overall	3.97/5	4.60/5

Deciles

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

10%

0.99/5

20%

2.56/5

25%

3.02/5

30%

3.25/5

40%

3.62/5

50%

3.97/5

60%

4.19/5

70%

4.39/5

80%

4.60/5

90%

4.80/5

Overall Difficulty

3.97/5

Peak Difficulty

4.60/5