Table 7.

Statistical analysis of random sentence selection experiments at the 95% confidence level

Random experiment	Mean	Confidence interval	True mean range	F-score of sentence selection experiment
Exp 1	85.38	± 0.04	85.34 to 85.42	85.96
Exp 2	84.87	± 0.04	84.82 to 84.91	85.96
Exp 3	82.80	± 0.02	82.78 to 82.82	83.75
Exp 4	82.91	± 0.02	82.89 to 82.93	83.58

The experiments are as described in Table 6, with the randomly selected GENIA sentences.