2. A student made successive measurements In the lab using a balance of 17.24 g 17.22 g 17.23 g and 17.22 g. Should the student be concerned about the accuracy or the precision of her measurements? Why?

3. A student right a thermometer in the lab to have a value of 40°C. The actual temperature was 40.2°C. Should the student be concerned about the accuracy or the precision of his measurements. Why?