Ruu - 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

1,133 words

85% Coverage

1,734 words

90% Coverage

2,779 words

95% Coverage

4,832 words

98% Coverage

7,531 words

99% Coverage

8,519 words

Total Words

9,507

Difficulty Progression

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

Progress	Difficulty	Peak
0%	3.79/5	4.56/5
10%	3.19/5	4.01/5
20%	3.52/5	4.21/5
30%	2.86/5	4.26/5
40%	3.01/5	4.10/5
50%	3.31/5	3.97/5
60%	3.14/5	4.10/5
70%	3.24/5	4.13/5
80%	3.14/5	4.38/5
90%	3.36/5	3.89/5
Overall	3.27/5	4.21/5

Deciles

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

10%

1.34/5

20%

2.15/5

25%

2.35/5

30%

2.56/5

40%

2.97/5

50%

3.27/5

60%

3.57/5

70%

3.86/5

80%

4.21/5

90%

4.60/5

Overall Difficulty

3.27/5

Peak Difficulty

4.21/5