American School - 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

1,278 words

85% Coverage

2,028 words

90% Coverage

3,304 words

95% Coverage

5,763 words

98% Coverage

7,901 words

99% Coverage

8,614 words

Total Words

9,327

Difficulty Progression

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

Progress	Difficulty	Peak
0%	4.22/5	4.69/5
10%	4.16/5	4.68/5
20%	3.77/5	4.57/5
30%	3.21/5	4.36/5
40%	3.73/5	4.56/5
50%	3.79/5	4.50/5
60%	3.51/5	4.31/5
70%	3.85/5	4.48/5
80%	4.08/5	4.64/5
90%	3.77/5	4.47/5
Overall	3.86/5	4.57/5

Deciles

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

10%

1.45/5

20%

2.45/5

25%

2.75/5

30%

3.00/5

40%

3.43/5

50%

3.86/5

60%

4.14/5

70%

4.36/5

80%

4.57/5

90%

4.79/5

Overall Difficulty

3.86/5

Peak Difficulty

4.57/5