How do the three experiments compare? Click on all the statements that are tjue about the comparisons. All three groups had the same dependent variable. All three groups had the same independent variable. Group #3's results showed a consistent trend: the shorter the string length, the shorter the period. Group :1 showed no significant change in period as they changed the weight of the bob. According to Group +2's data, the time of the period varied directly with the height of the drop. here​