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 September 26, 2023 at 9:17 PM (UTC).

Results

Data set overview

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https://www.ai-therapy.com/psychology-statistics/results/20230926211700625

Data set name	Java Levenshtein Distance
Data set notes	(not provided)

Data set statistics

Sample name	Number of samples	Mean	Standard error of the mean	Standard deviation	Median
Copilot	360	2.219	0.782	14.834	0.000
ChatGPT	360	9.042	1.739	32.999	0.000

Test results

Number of samples	N = 720
Wilcoxon rank-sum	W = 105569.500 z-score = -8.676 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 = -0.323
Mann-Whitney	U = 40589.500 z-score = -11.212 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 = -0.418

Visualization

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