You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "chi_square_independence_test", "description": "Performs a Chi-Square test for independence on a 2x2 contingency table.", "parameters": {"contingency_table": {"description": "A 2x2 contingency table represented as a list of lists.", "type": "List[List[int]]", "default": 0.05}, "significance_level": {"description": "The significance level for the Chi-Square test. Defaults to 0.05.", "type": "float, optional", "default": 0.05}}}]
Is there a significant relationship at a 2% level between car colors (red and blue) and car types (sedan and SUV) where 30 red cars are sedans and 20 are SUVs, and 40 blue cars are sedans and 10 are SUVs?
user
assistant
[{"name": "chi_square_independence_test", "arguments": {"contingency_table": [[30, 20], [40, 10]], "significance_level": 0.02}}]