# r9o1010 Au cimal places) sadle Cx03.9 63 The average score of local students on a college entrance exam is 110 with standard deviation of 15. The distribution is roughly belhaped. Use the empirical rule to find the following percentage. a) The percentage of local student with score above 155. b) The percentage of local student with score between 80 and 125. c) The percentage of local student with score below 95 apter 3 11. A blood bank catalogs the types of blood, including positive or negative Rh-factor, given by donors during the last five days. The number of donors who gave each blood type is shown in the table. Complete the table. Blood Type Total АВ Я 38 344 12 138 156 Positive 64

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