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 16, 2023 at 11:32 AM (UTC).

Results

Data set overview

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https://www.ai-therapy.com/psychology-statistics/results/20230916113200481

Data set name	Code Correctness - ChatGPT
Data set notes	(not provided)

Data set statistics

Sample name	Number of samples	Mean	Standard error of the mean	Standard deviation	Median
Bachelor thesis	300	0.127	0.019	0.333	0.000
Project Group	300	0.007	0.005	0.082	0.000

Test results

Number of samples	N = 600
Wilcoxon rank-sum	W = 84750.000 z-score = -2.543 Asymptotic significance (2-tailed) p = 0.011 Based on a p-value threshold of 0.01, there is not a statistically siginificant difference between 'Bachelor thesis' and 'Project Group'. Effect size r = -0.104
Mann-Whitney	U = 39600.000 z-score = -5.887 Asymptotic significance (2-tailed) p < 0.001 Based on a significance level of 0.01, there is a statistically siginificant difference between 'Bachelor thesis' and 'Project Group'. Effect size r = -0.240

Visualization

The graph above is a bihistogram that allows you to compare the distribution of Bachelor thesis (top) with the distribution of Project Group (bottom).