I need help with Matlab if functions

2. A 2.5 sulfur dioxide (SO2) from a flue gas. If the concentration of CaCO3 deviates from the required value by more than 5%, then the process must be temporarily shut down Write a function that calculates and outputs the percent deviation from the specified value, and also prints a statement indicating if the process is operational or must be shut down for a given concentration of CaCO3. Run this function in the Command Window with the following input. wt% solution of calcium carbonate (CaCO3) in water is required to scrub 1. CaCO3 wt%-2.45 2. CaCO3 wt%-2.40 3. CaCO3 wt%-2.55 4. CaCO3 wt%-2.70