AI-Therapy | Statistics for Psychologists

About AI-Therapy

AI-Therapy creates online fully automated programs using the latest evidence-based treatments, such as cognitive behavioural therapy. The social anxiety program has been tested with a randomized controlled trial. To find out more visit:

These results were generate by Comparing two sets of data on November 11, 2023 at 10:21 AM (UTC).

Results

Data set overview

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https://www.ai-therapy.com/psychology-statistics/results/20231111102137758

Data set name	Java Code Correctness
Data set notes	(not provided)

Data set statistics

Sample name	Number of samples	Mean	Standard error of the mean	Standard deviation	Median
Copilot	600	0.245	0.018	0.430	0.000
ChatGPT	600	0.107	0.013	0.309	0.000

Test results

Number of samples	N = 1200
Wilcoxon rank-sum	W = 335400.000 z-score = -4.148 Asymptotic significance (2-tailed) p < 0.001 Based on a significance level of 0.01, there is a statistically siginificant difference between 'Copilot' and 'ChatGPT'. Effect size r = -0.120
Mann-Whitney	U = 155100.000 z-score = -6.291 Asymptotic significance (2-tailed) p < 0.001 Based on a significance level of 0.01, there is a statistically siginificant difference between 'Copilot' and 'ChatGPT'. Effect size r = -0.182

Visualization

The graph above is a bihistogram that allows you to compare the distribution of Copilot (top) with the distribution of ChatGPT (bottom).