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There are 12 numbers are there.

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\"\"                 (Divide: \"\")\"\"

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To find the median, there are 12 numbers.

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There are even number of items.Find the mean of the two middle numbers of 6th and 7th.Those are in 4.2. \ \ \"\"\"\"

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You can from the graph that 4 occurs most often. So 4 is the mode. \"\"

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The mean is 4.25, median is 4.2 and mode is 4.