Dave's Auto Supply custom mixes paint for its customers. The shop performs a weekly inventory count of the main colors used for mixing paint. Determine the amount of white paint that should be ordered using the above information: (Use Excel's NORMSINV0 function to find the correct critical value for the given a-level. Do not round intermediate calculations. Round " z " value to 2 decimal places and final answer to the nearest whole number.) Amount of white paint gallons