Q. What is the greatest possible error for a measurement of 4 ounces?____ ounces
Determine Precision: Determine the precision for the measurement of 4 ounces.Since the measurement is given as a whole number, the precision is to the nearest whole ounce.Precision: 1 ounce
Calculate Error: Calculate the greatest possible error based on the precision.The greatest possible error is half of the precision.Greatest possible error =2Precision=21 ounce=0.5 ounces