Here are some shopping times (in minutes) for a sample of 5 shoppers at a particular shoe store: 22,33,43,21,31. Find the standard deviation of this…

Here are some shopping times (in minutes) for a sample of 5 shoppers at a particular shoe store: 22,33,43,21,31. Find the standard deviation of this sample of shopping times. Round your answer to at least two decimal places.