Statistical Analysis: Test vs Control

Upload CSV files and analyze differences between Test and Control groups

📁 Upload Control Group CSV

📊

Drag & drop Control CSV file here

or click to browse

Required: CSV file with "control" column

📁 Upload Test Group CSV

🔬

Drag & drop Test CSV file here

or click to browse

Required: CSV file with "test" column

Analyze Data Reset

📋 Data Preview

Control Group Data

Test Group Data

📊 Control Group (Sample 1)

Size: -

Mean: -

Standard Deviation: -

Variance: -

🔍 Test Group (Sample 2)

Size: -

Mean: -

Standard Deviation: -

Variance: -

📈 One-Sample Z-Test Results

Z-Score: -

Critical Value (α=0.05): ±1.96

P-value: -

Conclusion: -

🎯 Conclusion

Upload data to see analysis results

The analysis will appear here after uploading CSV files.

📏 Cohen's d Effect Size

One-sample Cohen's d: -

Effect Size: -

The difference represents - standard deviation units

Small (0.2) Medium (0.5) Large (0.8) Your Effect

⚡ Statistical Power

Power (1-β): -

Confidence Level: 95%

Type I Error (α): 5%

Type II Error (β): -

🔧 Manual Input (Alternative)

Control Mean:

Control STD:

Control Size:

Test Mean:

Test STD:

Test Size:

Update Manual Analysis

💡 Note: Use manual input if you don't have CSV files, or to compare with uploaded data.