Latest exam Aptitude Question SOLUTION: seniors performnd the same experiment on three groups of subjects and obtained mean scores of 84, 69, and 76. The groups consisted of 13, 31, and 27 subjects respectivly. What is

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(#M40134353) EXAM Numerical Ability question Keep an EYE

seniors performnd the same experiment on three groups of subjects and obtained mean scores of 84, 69, and 76. The groups consisted of 13, 31, and 27 subjects respectivly. What is the overall mean for all subjects to 2 decimal places?

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