Twenty students in Class A and 20 students in Class B were asked how many hours they took to prepare for an exam. The data sets represent their answers. Class A: {2, 5, 7, 6, 4, 3, 8, 7, 4, 5, 7, 6, 3, 5, 4, 2, 4, 6, 3, 5} Class B: {3, 7, 6, 4, 3, 2, 4, 5, 6, 7, 2, 2, 2, 3, 4, 5, 2, 2, 5, 6} Which statement is true for the data sets? The mean study time of students in Class A is less than students in Class B. The mean study time of students in Class B is less than students in Class A. The median study time of students in Class B is greater than students in Class A. The range of study time of students in Class A is less than students in Class B. The mean and median study time of students in Class A and Class B is equal.
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