The number of working hours of 15 workers in a week are as follows 41,51,36,45,43,40,58,49,8,35,40,45,45,44,50.Find the mean ,median and mode of the data.would you use mean or the median as a measure of central tendency of the data?why?
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From the given table, number of children who watched tv more than 10 hours are number of children who watched within 10−15 and 15−20 hours.
Therefore, number of children who watched tv more than 10 hours =4+2=6 hours
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