can a two sample t test help determine whether this data is attributable to chance factors. Friday the 6th      Friday the 13th 139,246               138,548 134,012               132,908 137,055               136,018 133,732               131,843 123,552               121,641 121,139               118,723 128,293               125,532 124,631               120,249 124,609               122,770 The question of whether Friday the 13th is an unusually unlucky day

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