Fast as possible, answer quick (no need to show work)

1.

Use the following information from Question 3. The university.r library.r records the number of books checked out by each patron over the course of one clay. The results are in the table below, where K is the number of books checked out by a patron of the library. Determine the standard deviation of K. Do not round intermediate computations. Round nal answers to one decimal place. \f\f