An X$-$bar and R chart was prepared for an operation using twenty samples with five pieces in each sample. X$-$bar was found to be $33\mathrm{.}6$ and R$-$bar was $6\mathrm{.}20.$ During production a sample of five was taken and the pieces measured $36,43,37,25,$ and $38.$ At the time this sample was taken:

Group of answer choices

both average and range were within control limits$.$

neither average nor range were within control limits$.$

only the average was outside control limits$.$

only the range was outside control limits$.$