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 22, 2023 at 1:01 PM (UTC).

Results

Data set overview

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https://www.ai-therapy.com/psychology-statistics/results/20230922130117040

Data set name	Code Quality
Data set notes	(not provided)

Data set statistics

Sample name	Number of samples	Mean	Standard error of the mean	Standard deviation	Median
Copilot	600	0.610	0.034	0.824	0.000
ChatGPT	600	0.657	0.039	0.963	0.000

Test results

Number of samples	N = 1200
Wilcoxon rank-sum	W = 359050.500 z-score = -0.208 Asymptotic significance (2-tailed) p = 0.835 Based on a p-value threshold of 0.05, there is not a statistically siginificant difference between 'Copilot' and 'ChatGPT'. Effect size r = -0.006
Mann-Whitney	U = 178750.500 z-score = -0.235 Asymptotic significance (2-tailed) p = 0.814 Based on a p-value threshold of 0.05, there is not a statistically siginificant difference between 'Copilot' and 'ChatGPT'. Effect size r = -0.007

Visualization

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