Select all the correct answers. henry wants to compare the weekly average sales of two stores that sell flowers. the table shows the daily sales at each store for a week. which statements correctly describe the two data sets? store a sales ($) store b sales ($) 210 193 190 221 234 208 186 197 221 256 270 231 201 199 the mean absolute deviation for store a’s sales is $15. the mean absolute deviation for store b’s sales is $18. the difference of the means is about one-tenth of the mean absolute deviation of either data set. the difference of the means is about one-twentieth of the mean absolute deviation of either data set.