The data shown in the table below represents statistic measures of students marks in science in two universities. Determine the probability that the students of Univ1 have mean marks which are at least 7.4 more than Univ2. Univ1 Univ2 Standard Deviation of Marks 1.2 2.4 Mean of Marks 82 76 Sample Size 30 24 0.0045 O 0.0052 O 0.0095 O 0.0067 O 0.0023 O

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