Tabulation of Results
Used x Useful
NoYes
NoStats8821
UsedStats2520


Tabulation of Expected Results
Used x Useful
NoYes
NoStats79.9829.02
UsedStats33.0211.98


Statistical Results
Pearson's Chi-squared test with Yates' continuity correction
Pearson Chi Square Statistic9.09
Degrees of Freedom1
P value0