Testing Population Proportion (normal approximation)
Sample size98
Sample Proportion0.8571
Null hypothesis0.69
Type I error (alpha)0.05
1-sided critical value0.766845707117296
1-sided testReject the Null Hypothesis
2-sided Confidence Interval
(sample proportion)
[ 0.765532692217387 , 0.948667307782613 ]
2-sided testReject the Null Hypothesis


Testing Population Proportion (Agresti-Coull method)
Sample size98
Sample Proportion0.8571
Null hypothesis0.69
Type I error (alpha)0.05
Left 1-sided confidence interval[ 0.771528112392745 , 1 ]
Right 1-sided confidence interval[ 0 , 0.923484273215444 ]
2-sided Confidence Interval
(sample proportion)
[ 0.753520986213301 , 0.933739396841794 ]


Testing Population Proportion (Exact and Wilson method)
Sample size98
Sample Proportion0.8571
Null hypothesis0.69
Type I error (alpha)0.05
Left 1-sided confidence interval
(Exact method)
[ 0.785670522351887 , 1 ]
Right 1-sided confidence interval
(Exact method)
[ 0 , 0.911484312655266 ]
2-sided Confidence Interval
(Exact method)
[ 0.77188973535872 , 0.91960748793079 ]
Left 1-sided confidence interval
(Wilson method)
[ 0.789346381933444 , 1 ]
Right 1-sided confidence interval
(Wilson method)
[ 0 , 0.905666003674745 ]
2-sided Confidence Interval
(Wilson method)
[ 0.774338311301997 , 0.912922071753098 ]