Final answer:
Option 4, 'Calculating the cost of agricultural products', does not relate to the uses of computer models by a meteorologist, which include current weather conditions, short-term forecasts, and seasonal predictions.
Step-by-step explanation:
The statement that does not relate to the uses of computer models by a meteorologist is Option 4: Calculating the cost of agricultural products. Meteorologists use computer models for a variety of tasks, such as describing current conditions, forecasting weather for the upcoming week, and predicting the weather in the next season. These models incorporate data like wind patterns, barometric pressure, and historical weather data to make accurate forecasts. However, calculating the cost of agricultural products is typically not within the scope of meteorological studies but rather within the domain of economics, where factors like supply and demand, production costs, and market trends are analyzed.