2. A random sample of voters in a town which is classified by Age Group Frequency age group, as shown by the following data. Compute the 18-under 24 24-under 30 30-under 36 17 22 mean, median, mode , Q, Pao, Pso, standard deviation, 26 35 variance. 36-under 42 42-under 48 48-under 54 33 30 54-under 60 60-under 66 66-under 72 32 21 15

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