Hajime Syacho - 【実験】スタディサプリで本当に学力は上がるのか？ - 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

78 words

85% Coverage

86 words

90% Coverage

94 words

95% Coverage

103 words

98% Coverage

108 words

99% Coverage

109 words

Total Words

111

Difficulty Progression

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

Progress	Difficulty	Peak
10%	1.90/5	2.20/5
20%	4.90/5	5.00/5
40%	4.90/5	5.00/5
50%	3.90/5	4.20/5
70%	2.90/5	3.20/5
80%	0.90/5	1.20/5
90%	1.90/5	2.20/5
Overall	2.90/5	4.70/5

Deciles

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

10%

1.10/5

20%

1.60/5

25%

1.78/5

30%

1.95/5

40%

2.30/5

50%

2.90/5

60%

3.60/5

70%

4.30/5

80%

4.70/5

90%

5.00/5

Overall Difficulty

2.90/5

Peak Difficulty

4.70/5