UNISTAT - the ultimate Excel statistics add-in

Unpaired Proportions in Excel with Unistat

The Unistat statistics add-in extends Excel with Unpaired Proportions capabilities.

Further documentation is available at section 6.4.4 of the manual, Nonparametric Tests > Unpaired Proportions.

Sample output

Here we provide annotated example report output from the Unistat Excel statistics add-in for data analysis.

Unpaired Proportions

Data option: Two Columns Contain Two Categories Each

Condition: 0 = 0, 1 = 1
Species: A = 0, B = 1

ConditionSpeciesTotal
0 10 9 19
1 10 13 23
Total 20 22 42

Difference Between Unpaired Proportions

Difference 0.0909
Normal Approximation:
Z-Statistic 0.5912
2-Tail Probability 0.5544
Pooled Variance 0.0236
95% Confidence Interval-0.2105 <> 0.3923
Separate Variance 0.0235
95% Confidence Interval-0.2095 <> 0.3913

Risk Ratio

Risk Ratio 1.2222
95% Confidence Interval 0.6276 <> 2.3803

Odds Ratio (Unpaired)

Odds Ratio (Unpaired) 1.4444
95% Confidence Interval 0.4261 <> 4.8971