A teacher asked the students to complete \(53\) pages of a record note book. Eight students have completed only \(32\), \(35\), \(37\), \(28\), \(33\), \(36\), \(35\) and \(37\) pages. Calculate the standard deviation of the pages yet to be completed by them.
Answer:
The standard deviation \(=\)
(Note: Round off the answer to \(2\) decimal places.)