The following data were used to construct the histograms of the number of days required to fill orders for Dawson Supply, Inc., and J.C. Clark Distributors. Dawson Supply Days for Delivery: 11 10 9 10 11 11 10 11 10 10 Clark Distributors Days for Delivery: 9 10 12 7 10 11 10 7 15 12 Dawson Supply Days for Delivery Frequency 10 11 ch Number of Working Days Clark Distributors Days for Delivery Frequency 10 12 11 13 14 Number of Working Days Calculate the range and standard deviation to support the previous observation that Dawson Supply provides the more consistent and reliable delivery times. Round your standard deviation to 2 decimal places. Dawson Supply Range 2 Standard deviation 0.64 3.C. Clark 8 Range Standard deviation 2.28