Chart Plotting Exercise (8)

Once we have added this value to the third column of recording boxes, we are ready to calculate the next moving range.

Module A6 A5 C2          
Date Completed 20/8 21/8 23/8          
Actual 33.0 37.5 48.0          
Estimated 37.5 30.0 37.5          
X -4.5 7.5 10.5          
mR   12.0            

The values that are required for this calculation have been highlighted for you. The moving range between modules A5 and C2 will be the difference between the two X values. Please enter the value of mR in the box below.

mR =