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": "calculate_angle", "description": "Calculates the angle between the hour and minute hands of a clock.", "parameters": {"hour": {"description": "The hour value (1-12).", "type": "int"}, "minute": {"description": "The minute value (0-59).", "type": "int"}}}, {"name": "potential_energy", "description": "Calculates the electrostatic potential energy given the charge and voltage.", "parameters": {"charge": {"description": "The electric charge.", "type": "float"}, "voltage": {"description": "The electric potential difference (voltage).", "type": "float"}}}, {"name": "batting_average", "description": "Calculates the batting average of a baseball player based on the number of hits and at-bats.", "parameters": {"num_hits": {"description": "The number of hits.", "type": "int", "default": 3}, "num_at_bats": {"description": "The number of at-bats.", "type": "int", "default": 3}, "precision": {"description": "The number of decimal places to round the batting average. Defaults to 3.", "type": "int, optional"}}}, {"name": "polygon_area_shoelace", "description": "Calculates the area of a polygon using the shoelace formula.", "parameters": {"vertices": {"description": "A list of polygon vertices represented as tuples (x, y).", "type": "List[Tuple[float, float]]"}}}, {"name": "calculate_median", "description": "Calculates the median of a list of numbers.", "parameters": {"numbers": {"description": "The list of numbers.", "type": "List[Union[int, float]]"}}}]
Find the batting average of a baseball player with 75 hits and 320 at-bats, rounded to 2 decimal places.
user
assistant
[{"name": "batting_average", "arguments": {"num_hits": 75, "num_at_bats": 320, "precision": 2}}]