Table 2.

Mean accuracy, standard deviation, p-value, and confidence intervals for distribution accuracy among chatbot applications

Chatbot	Mean Accuracy (%)	Standard Deviation	P value	95%CI
Gemini	78.9	2.12	0.000*	(78.76,79,04)0.28
ChatGPT-4o	72.8	8.68		(72.23,73.37)1.14
DeepSeek	86.9	1.53		(86.80,87.00) 0.20	P < 0.001
Perplexity	71.6	5.46		(71.24,71.96)0.72

*Pearson Chi-Square test