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": "merge_sorted_lists", "description": "Merges two sorted lists into a single sorted list.", "parameters": {"list1": {"description": "The first sorted list.", "type": "List[int]"}, "list2": {"description": "The second sorted list.", "type": "List[int]"}}}, {"name": "wire_resistance", "description": "Calculates the resistance of a wire based on its length, cross-sectional area, and material resistivity.", "parameters": {"length_m": {"description": "The length of the wire in meters.", "type": "int", "default": "copper"}, "area_sq_m": {"description": "The cross-sectional area of the wire in square meters.", "type": "float", "default": "copper"}, "material": {"description": "The material of the wire. Allowed values: \"copper\" (default) or \"aluminum\".", "type": "str, optional"}}}, {"name": "calculate_standard_deviation", "description": "Calculates the standard deviation of a list of numbers.", "parameters": {"numbers": {"description": "The list of numbers.", "type": "List[Union[int, float]]"}}}, {"name": "density", "description": "Calculates the density of an object given its mass and volume.", "parameters": {"mass": {"description": "The mass of the object.", "type": "float"}, "volume": {"description": "The volume of the object.", "type": "float"}}}]
Calculate the standard deviation of the numbers [10, 20, 30, 40, 50]. Additionally, if I have an object with a mass of 500 grams and a volume of 100 cubic centimeters, what is its density?
user
assistant
[{"name": "calculate_standard_deviation", "arguments": {"numbers": [10, 20, 30, 40, 50]}}, {"name": "density", "arguments": {"mass": 500, "volume": 100}}]