Difference of Proportions Test Calculator
How does the Difference of Proportions Test Calculator work?
Calculates a test statistic and conclusion for a hypothesis for the difference of proportions
This calculator has 5 inputs.
What 5 formulas are used for the Difference of Proportions Test Calculator?
- p^1 = x1/n1
- p^2 = x2/n2
- q^1 = 1 - p^1
- q^2 = 1 - p^2
- (p^1 - p^2) - zα/2*I < p1 - p2 < (p^1 - p^2) + zα/2*I
For more math formulas, check out our Formula Dossier
What 7 concepts are covered in the Difference of Proportions Test Calculator?
- alternative hypothesis
- opposite of null hypothesis. One of the proposed proposition in the hypothesis test.
- confidence interval
- a range of values so defined that there is a specified probability that the value of a parameter lies within it.
- difference of proportions test
- statistical test using a statement of a possible explanation for some conclusions
- null hypothesis
- in a statistical test, the hypothesis that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.
- n equation in which two ratios are set equal to each other
a/b = c/d
- test statistic
- a number calculated by a statistical test