An Operator of a Filling Machine Plotted the Weights of Each

Multiple Choice

An operator of a filling machine plotted the weights of each bag she filled for three weeks. At the same time, a quality inspector randomly took groups of five bags of the same output and plotted the average weights of the samples. The inspector's sampling distribution will:

A) have greater variability than the operator's distribution.
B) have less variability than the operator's distribution.
C) show if the output has been produced to the operator's specifications.
D) have a mean five times greater than the operator's distribution.