The teacher surveyed her class after they had taken of vocabulary test 18 of the students claimed they had studied at least one hour for the test the remaining told students admitted that they had not studied for test at all test results Express as a percent for the two groups are shown below studied idiot 100 94 79 92 100 95 83 89 99 100 91 89 95 100 93 96 84 did not study 82 72 45 91 58 83 65 87 90 77 73 89 one calculate the range of the interquarter quartile range for each set of data to using complete sentences compared to data set based on your results in part a by using range