When you see the result of the poll below, what do you think about it?
Region A: approval 30% (100 samples)
Region B: approval 40% (120 samples)
Is there a difference between region A ratio and region B?
You should use statistical test now.
Input 0.3 to Sample proportion 1, 100 to Sample size 1, 0.4 to Sample proportion 2, 120 to Sample size 2.
Significance level can be 0.05 in general.
If p value is more than significance level, you can not say Region B approval rate is higher than region A under 0.05 significance level two-tailed test.
If not, you can say two Region approval rate is difference under the condition.
Use statistics and be confident!
免費玩Two Proportion Test APP玩免費
免費玩Two Proportion Test App
熱門國家 | 系統支援 | 版本 | 費用 | APP評分 | 上架日期 | 更新日期 |
---|---|---|---|---|---|---|
未知 | Android Google Play | 2 App下載 | JPY$100.0 | 1970-01-01 | 2015-01-14 |