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queston 2 Q2. UKHARI INSTITU 8 Marks Haider asked each of 80 colleagues how many minutes they took to get to work. The table shows

queston 2

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Q2. UKHARI INSTITU 8 Marks Haider asked each of 80 colleagues how many minutes they took to get to work. The table shows some information about his results. OF TECH Time taken (m minutes) Frequency 5 - 10 6 11- 20 16 21 - 35 22 36 - 44 18 45 - 50 18 Calculate the (1) mean, (2) mean deviation, (3) coefficient of mean deviation from mean, (4) the Variance, (5) Standard deviation and (6) Coefficient of Variation of the grouped data

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